Finding the Fourth Proportional to 123,421.89, 185,139.18 and 34,682.32

Step by Step Solution

1. Step 1: Write the proportion equation
   123,421.89 : 185,139.18 = 34,682.32 : x
2. Step 2: Convert to fraction form
   123,421.89/185,139.18 = 34,682.32/x
3. Step 3: Cross multiply
   123,421.89x = 185,139.18 × 34,682.32
4. Step 4: Simplify right side
   123,421.89x = 6,421,056,285.30
5. Step 5: Solve for x
   x = 6,421,056,285.30/123,421.89
6. Step 6: Final answer
   x = 52,025.26