Finding the Fourth Proportional to 147,429.60, 203,442.72 and 82,900.32

Step by Step Solution

1. Step 1: Write the proportion equation
   147,429.60 : 203,442.72 = 82,900.32 : x
2. Step 2: Convert to fraction form
   147,429.60/203,442.72 = 82,900.32/x
3. Step 3: Cross multiply
   147,429.60x = 203,442.72 × 82,900.32
4. Step 4: Simplify right side
   147,429.60x = 16,865,466,589.67
5. Step 5: Solve for x
   x = 16,865,466,589.67/147,429.60
6. Step 6: Final answer
   x = 114,396.75