Finding the Fourth Proportional to 162,123.96, 243,198.20 and 43,793.60

Step by Step Solution

1. Step 1: Write the proportion equation
   162,123.96 : 243,198.20 = 43,793.60 : x
2. Step 2: Convert to fraction form
   162,123.96/243,198.20 = 43,793.60/x
3. Step 3: Cross multiply
   162,123.96x = 243,198.20 × 43,793.60
4. Step 4: Simplify right side
   162,123.96x = 10,650,524,691.52
5. Step 5: Solve for x
   x = 10,650,524,691.52/162,123.96
6. Step 6: Final answer
   x = 65,693.71