Finding the Fourth Proportional to 123,981,341.39, 185,856,880.37 and 54,857,225.75

Step by Step Solution

1. Step 1: Write the proportion equation
   123,981,341.39 : 185,856,880.37 = 54,857,225.75 : x
2. Step 2: Convert to fraction form
   123,981,341.39/185,856,880.37 = 54,857,225.75/x
3. Step 3: Cross multiply
   123,981,341.39x = 185,856,880.37 × 54,857,225.75
4. Step 4: Simplify right side
   123,981,341.39x = 10,195,592,842,444,264
5. Step 5: Solve for x
   x = 10,195,592,842,444,264/123,981,341.39
6. Step 6: Final answer
   x = 82,234,897.03