Finding the Fourth Proportional to 89,939.43, 134,793.72 and 76,063.32

Step by Step Solution

1. Step 1: Write the proportion equation
   89,939.43 : 134,793.72 = 76,063.32 : x
2. Step 2: Convert to fraction form
   89,939.43/134,793.72 = 76,063.32/x
3. Step 3: Cross multiply
   89,939.43x = 134,793.72 × 76,063.32
4. Step 4: Simplify right side
   89,939.43x = 10,252,857,858.35
5. Step 5: Solve for x
   x = 10,252,857,858.35/89,939.43
6. Step 6: Final answer
   x = 113,997.36