Finding the Fourth Proportional to 162,585.32, 243,904.42 and 50,239.34

Step by Step Solution

1. Step 1: Write the proportion equation
   162,585.32 : 243,904.42 = 50,239.34 : x
2. Step 2: Convert to fraction form
   162,585.32/243,904.42 = 50,239.34/x
3. Step 3: Cross multiply
   162,585.32x = 243,904.42 × 50,239.34
4. Step 4: Simplify right side
   162,585.32x = 12,253,597,083.88
5. Step 5: Solve for x
   x = 12,253,597,083.88/162,585.32
6. Step 6: Final answer
   x = 75,367.18