Finding the Fourth Proportional to 4,680,760.56, 7,020,423.71 and 1,485,472.56

Step by Step Solution

1. Step 1: Write the proportion equation
   4,680,760.56 : 7,020,423.71 = 1,485,472.56 : x
2. Step 2: Convert to fraction form
   4,680,760.56/7,020,423.71 = 1,485,472.56/x
3. Step 3: Cross multiply
   4,680,760.56x = 7,020,423.71 × 1,485,472.56
4. Step 4: Simplify right side
   4,680,760.56x = 10,428,646,780,778.40
5. Step 5: Solve for x
   x = 10,428,646,780,778.40/4,680,760.56
6. Step 6: Final answer
   x = 2,227,981.25