Finding the Fourth Proportional to 315,753.96, 435,717.72 and 172,483.59

Step by Step Solution

1. Step 1: Write the proportion equation
   315,753.96 : 435,717.72 = 172,483.59 : x
2. Step 2: Convert to fraction form
   315,753.96/435,717.72 = 172,483.59/x
3. Step 3: Cross multiply
   315,753.96x = 435,717.72 × 172,483.59
4. Step 4: Simplify right side
   315,753.96x = 75,154,156,572.21
5. Step 5: Solve for x
   x = 75,154,156,572.21/315,753.96
6. Step 6: Final answer
   x = 238,014.93