Finding the Fourth Proportional to 123,563.64, 185,358.42 and 40,464.12

Step by Step Solution

1. Step 1: Write the proportion equation
   123,563.64 : 185,358.42 = 40,464.12 : x
2. Step 2: Convert to fraction form
   123,563.64/185,358.42 = 40,464.12/x
3. Step 3: Cross multiply
   123,563.64x = 185,358.42 × 40,464.12
4. Step 4: Simplify right side
   123,563.64x = 7,500,365,349.89
5. Step 5: Solve for x
   x = 7,500,365,349.89/123,563.64
6. Step 6: Final answer
   x = 60,700.42