Finding the Fourth Proportional to 141,429.30, 195,123.87 and 87,694.98

Step by Step Solution

1. Step 1: Write the proportion equation
   141,429.30 : 195,123.87 = 87,694.98 : x
2. Step 2: Convert to fraction form
   141,429.30/195,123.87 = 87,694.98/x
3. Step 3: Cross multiply
   141,429.30x = 195,123.87 × 87,694.98
4. Step 4: Simplify right side
   141,429.30x = 17,111,383,877.17
5. Step 5: Solve for x
   x = 17,111,383,877.17/141,429.30
6. Step 6: Final answer
   x = 120,988.96