Finding the Fourth Proportional to 74,790.89, 103,222.38 and 49,293.11

Step by Step Solution

1. Step 1: Write the proportion equation
   74,790.89 : 103,222.38 = 49,293.11 : x
2. Step 2: Convert to fraction form
   74,790.89/103,222.38 = 49,293.11/x
3. Step 3: Cross multiply
   74,790.89x = 103,222.38 × 49,293.11
4. Step 4: Simplify right side
   74,790.89x = 5,088,151,615.69
5. Step 5: Solve for x
   x = 5,088,151,615.69/74,790.89
6. Step 6: Final answer
   x = 68,031.71