Finding the Fourth Proportional to 141,188,105.08, 194,779,146.72 and 88,172,773.66

Step by Step Solution

1. Step 1: Write the proportion equation
   141,188,105.08 : 194,779,146.72 = 88,172,773.66 : x
2. Step 2: Convert to fraction form
   141,188,105.08/194,779,146.72 = 88,172,773.66/x
3. Step 3: Cross multiply
   141,188,105.08x = 194,779,146.72 × 88,172,773.66
4. Step 4: Simplify right side
   141,188,105.08x = 17,174,217,617,430,490
5. Step 5: Solve for x
   x = 17,174,217,617,430,490/141,188,105.08
6. Step 6: Final answer
   x = 121,640,683.60