Finding the Fourth Proportional to 156,956.67, 233,956.42 and 144,359.55

Step by Step Solution

1. Step 1: Write the proportion equation
   156,956.67 : 233,956.42 = 144,359.55 : x
2. Step 2: Convert to fraction form
   156,956.67/233,956.42 = 144,359.55/x
3. Step 3: Cross multiply
   156,956.67x = 233,956.42 × 144,359.55
4. Step 4: Simplify right side
   156,956.67x = 33,773,843,149.91
5. Step 5: Solve for x
   x = 33,773,843,149.91/156,956.67
6. Step 6: Final answer
   x = 215,179.41