Finding the Fourth Proportional to 194,387,436.84, 291,788,648.43 and 83,777,693.85

Step by Step Solution

1. Step 1: Write the proportion equation
   194,387,436.84 : 291,788,648.43 = 83,777,693.85 : x
2. Step 2: Convert to fraction form
   194,387,436.84/291,788,648.43 = 83,777,693.85/x
3. Step 3: Cross multiply
   194,387,436.84x = 291,788,648.43 × 83,777,693.85
4. Step 4: Simplify right side
   194,387,436.84x = 24,445,380,057,073,824
5. Step 5: Solve for x
   x = 24,445,380,057,073,824/194,387,436.84
6. Step 6: Final answer
   x = 125,755,966.82