Finding the Fourth Proportional to 102,434.43, 141,309.27 and 68,451.27

Step by Step Solution

1. Step 1: Write the proportion equation
   102,434.43 : 141,309.27 = 68,451.27 : x
2. Step 2: Convert to fraction form
   102,434.43/141,309.27 = 68,451.27/x
3. Step 3: Cross multiply
   102,434.43x = 141,309.27 × 68,451.27
4. Step 4: Simplify right side
   102,434.43x = 9,672,798,994.27
5. Step 5: Solve for x
   x = 9,672,798,994.27/102,434.43
6. Step 6: Final answer
   x = 94,429.18