Finding the Fourth Proportional to 90,358,680.43, 124,696,322.76 and 49,105,605.61

Step by Step Solution

1. Step 1: Write the proportion equation
   90,358,680.43 : 124,696,322.76 = 49,105,605.61 : x
2. Step 2: Convert to fraction form
   90,358,680.43/124,696,322.76 = 49,105,605.61/x
3. Step 3: Cross multiply
   90,358,680.43x = 124,696,322.76 × 49,105,605.61
4. Step 4: Simplify right side
   90,358,680.43x = 6,123,288,446,469,827
5. Step 5: Solve for x
   x = 6,123,288,446,469,827/90,358,680.43
6. Step 6: Final answer
   x = 67,766,466.01