Finding the Fourth Proportional to 82,944,428.20, 124,478,850.30 and 42,534,111.40

Step by Step Solution

1. Step 1: Write the proportion equation
   82,944,428.20 : 124,478,850.30 = 42,534,111.40 : x
2. Step 2: Convert to fraction form
   82,944,428.20/124,478,850.30 = 42,534,111.40/x
3. Step 3: Cross multiply
   82,944,428.20x = 124,478,850.30 × 42,534,111.40
4. Step 4: Simplify right side
   82,944,428.20x = 5,294,597,285,604,123
5. Step 5: Solve for x
   x = 5,294,597,285,604,123/82,944,428.20
6. Step 6: Final answer
   x = 63,833,067.52