Finding the Fourth Proportional to 156,685.83, 234,938.61 and 83,565.59

Step by Step Solution

1. Step 1: Write the proportion equation
   156,685.83 : 234,938.61 = 83,565.59 : x
2. Step 2: Convert to fraction form
   156,685.83/234,938.61 = 83,565.59/x
3. Step 3: Cross multiply
   156,685.83x = 234,938.61 × 83,565.59
4. Step 4: Simplify right side
   156,685.83x = 19,632,783,705.27
5. Step 5: Solve for x
   x = 19,632,783,705.27/156,685.83
6. Step 6: Final answer
   x = 125,300.32