Finding the Fourth Proportional to 162,433.82, 243,673.59 and 50,123.15

Step by Step Solution

1. Step 1: Write the proportion equation
   162,433.82 : 243,673.59 = 50,123.15 : x
2. Step 2: Convert to fraction form
   162,433.82/243,673.59 = 50,123.15/x
3. Step 3: Cross multiply
   162,433.82x = 243,673.59 × 50,123.15
4. Step 4: Simplify right side
   162,433.82x = 12,213,687,902.61
5. Step 5: Solve for x
   x = 12,213,687,902.61/162,433.82
6. Step 6: Final answer
   x = 75,191.78