Finding the Fourth Proportional to 649,016.82, 900,225.50 and 631,754.10

Step by Step Solution

1. Step 1: Write the proportion equation
   649,016.82 : 900,225.50 = 631,754.10 : x
2. Step 2: Convert to fraction form
   649,016.82/900,225.50 = 631,754.10/x
3. Step 3: Cross multiply
   649,016.82x = 900,225.50 × 631,754.10
4. Step 4: Simplify right side
   649,016.82x = 568,721,147,390.78
5. Step 5: Solve for x
   x = 568,721,147,390.78/649,016.82
6. Step 6: Final answer
   x = 876,281.06