Finding the Fourth Proportional to 162,474.56, 243,689.29 and 50,158.47

Step by Step Solution

1. Step 1: Write the proportion equation
   162,474.56 : 243,689.29 = 50,158.47 : x
2. Step 2: Convert to fraction form
   162,474.56/243,689.29 = 50,158.47/x
3. Step 3: Cross multiply
   162,474.56x = 243,689.29 × 50,158.47
4. Step 4: Simplify right side
   162,474.56x = 12,223,083,012.37
5. Step 5: Solve for x
   x = 12,223,083,012.37/162,474.56
6. Step 6: Final answer
   x = 75,230.75