Finding the Fourth Proportional to 129,665,097.98, 194,511,272.03 and 42,233,423.39

Step by Step Solution

1. Step 1: Write the proportion equation
   129,665,097.98 : 194,511,272.03 = 42,233,423.39 : x
2. Step 2: Convert to fraction form
   129,665,097.98/194,511,272.03 = 42,233,423.39/x
3. Step 3: Cross multiply
   129,665,097.98x = 194,511,272.03 × 42,233,423.39
4. Step 4: Simplify right side
   129,665,097.98x = 8,214,876,905,474,524
5. Step 5: Solve for x
   x = 8,214,876,905,474,524/129,665,097.98
6. Step 6: Final answer
   x = 63,354,572.92