Finding the Fourth Proportional to 141,188,086.38, 194,779,120.82 and 88,172,754.86

Step by Step Solution

1. Step 1: Write the proportion equation
   141,188,086.38 : 194,779,120.82 = 88,172,754.86 : x
2. Step 2: Convert to fraction form
   141,188,086.38/194,779,120.82 = 88,172,754.86/x
3. Step 3: Cross multiply
   141,188,086.38x = 194,779,120.82 × 88,172,754.86
4. Step 4: Simplify right side
   141,188,086.38x = 17,174,211,672,615,560
5. Step 5: Solve for x
   x = 17,174,211,672,615,560/141,188,086.38
6. Step 6: Final answer
   x = 121,640,657.60