Finding the Fourth Proportional to 123,744.15, 185,622.30 and 64,695.15

Step by Step Solution

1. Step 1: Write the proportion equation
   123,744.15 : 185,622.30 = 64,695.15 : x
2. Step 2: Convert to fraction form
   123,744.15/185,622.30 = 64,695.15/x
3. Step 3: Cross multiply
   123,744.15x = 185,622.30 × 64,695.15
4. Step 4: Simplify right side
   123,744.15x = 12,008,862,541.85
5. Step 5: Solve for x
   x = 12,008,862,541.85/123,744.15
6. Step 6: Final answer
   x = 97,045.90