Finding the Fourth Proportional to 672,002.10, 1,008,003.15 and 506,114.10

Step by Step Solution

1. Step 1: Write the proportion equation
   672,002.10 : 1,008,003.15 = 506,114.10 : x
2. Step 2: Convert to fraction form
   672,002.10/1,008,003.15 = 506,114.10/x
3. Step 3: Cross multiply
   672,002.10x = 1,008,003.15 × 506,114.10
4. Step 4: Simplify right side
   672,002.10x = 510,164,607,059.42
5. Step 5: Solve for x
   x = 510,164,607,059.42/672,002.10
6. Step 6: Final answer
   x = 759,171.15