Finding the Fourth Proportional to 674,014,443,123.56, 930,139,707,005.40 and 369,513,561,304.04

Step by Step Solution

1. Step 1: Write the proportion equation
   674,014,443,123.56 : 930,139,707,005.40 = 369,513,561,304.04 : x
2. Step 2: Convert to fraction form
   674,014,443,123.56/930,139,707,005.40 = 369,513,561,304.04/x
3. Step 3: Cross multiply
   674,014,443,123.56x = 930,139,707,005.40 × 369,513,561,304.04
4. Step 4: Simplify right side
   674,014,443,123.56x = 343,699,235,645,861,669,109,760
5. Step 5: Solve for x
   x = 343,699,235,645,861,669,109,760/674,014,443,123.56
6. Step 6: Final answer
   x = 509,928,591,519.60