Finding the Fourth Proportional to 156,744.27, 216,373.32 and 105,825.98

Step by Step Solution

1. Step 1: Write the proportion equation
   156,744.27 : 216,373.32 = 105,825.98 : x
2. Step 2: Convert to fraction form
   156,744.27/216,373.32 = 105,825.98/x
3. Step 3: Cross multiply
   156,744.27x = 216,373.32 × 105,825.98
4. Step 4: Simplify right side
   156,744.27x = 22,897,919,175.79
5. Step 5: Solve for x
   x = 22,897,919,175.79/156,744.27
6. Step 6: Final answer
   x = 146,084.57