Finding the Fourth Proportional to 162,461.50, 243,695.59 and 50,141.79

Step by Step Solution

1. Step 1: Write the proportion equation
   162,461.50 : 243,695.59 = 50,141.79 : x
2. Step 2: Convert to fraction form
   162,461.50/243,695.59 = 50,141.79/x
3. Step 3: Cross multiply
   162,461.50x = 243,695.59 × 50,141.79
4. Step 4: Simplify right side
   162,461.50x = 12,219,332,972.35
5. Step 5: Solve for x
   x = 12,219,332,972.35/162,461.50
6. Step 6: Final answer
   x = 75,213.72