Finding the Fourth Proportional to 404,004.10, 566,655.50 and 404,004.10

Step by Step Solution

1. Step 1: Write the proportion equation
   404,004.10 : 566,655.50 = 404,004.10 : x
2. Step 2: Convert to fraction form
   404,004.10/566,655.50 = 404,004.10/x
3. Step 3: Cross multiply
   404,004.10x = 566,655.50 × 404,004.10
4. Step 4: Simplify right side
   404,004.10x = 228,931,145,287.55
5. Step 5: Solve for x
   x = 228,931,145,287.55/404,004.10
6. Step 6: Final answer
   x = 566,655.50