Finding the Fourth Proportional to 673,613.30, 1,008,087.15 and 617,626.10

Step by Step Solution

1. Step 1: Write the proportion equation
   673,613.30 : 1,008,087.15 = 617,626.10 : x
2. Step 2: Convert to fraction form
   673,613.30/1,008,087.15 = 617,626.10/x
3. Step 3: Cross multiply
   673,613.30x = 1,008,087.15 × 617,626.10
4. Step 4: Simplify right side
   673,613.30x = 622,620,934,914.62
5. Step 5: Solve for x
   x = 622,620,934,914.62/673,613.30
6. Step 6: Final answer
   x = 924,300.24