Finding the Fourth Proportional to 68,501,691.55, 94,440,885.37 and 54,419,602.42

Step by Step Solution

1. Step 1: Write the proportion equation
   68,501,691.55 : 94,440,885.37 = 54,419,602.42 : x
2. Step 2: Convert to fraction form
   68,501,691.55/94,440,885.37 = 54,419,602.42/x
3. Step 3: Cross multiply
   68,501,691.55x = 94,440,885.37 × 54,419,602.42
4. Step 4: Simplify right side
   68,501,691.55x = 5,139,435,433,820,845
5. Step 5: Solve for x
   x = 5,139,435,433,820,845/68,501,691.55
6. Step 6: Final answer
   x = 75,026,401.80