Finding the Fourth Proportional to 156,229.43, 215,594.06 and 84,608.82

Step by Step Solution

1. Step 1: Write the proportion equation
   156,229.43 : 215,594.06 = 84,608.82 : x
2. Step 2: Convert to fraction form
   156,229.43/215,594.06 = 84,608.82/x
3. Step 3: Cross multiply
   156,229.43x = 215,594.06 × 84,608.82
4. Step 4: Simplify right side
   156,229.43x = 18,241,158,592.57
5. Step 5: Solve for x
   x = 18,241,158,592.57/156,229.43
6. Step 6: Final answer
   x = 116,758.79