Finding the Fourth Proportional to 146,592.50, 219,921 and 83,442.37

Step by Step Solution

1. Step 1: Write the proportion equation
   146,592.50 : 219,921 = 83,442.37 : x
2. Step 2: Convert to fraction form
   146,592.50/219,921 = 83,442.37/x
3. Step 3: Cross multiply
   146,592.50x = 219,921 × 83,442.37
4. Step 4: Simplify right side
   146,592.50x = 18,350,729,452.77
5. Step 5: Solve for x
   x = 18,350,729,452.77/146,592.50
6. Step 6: Final answer
   x = 125,181.91