Finding the Fourth Proportional to 632,291.27, 872,665.27 and 470,025.59

Step by Step Solution

1. Step 1: Write the proportion equation
   632,291.27 : 872,665.27 = 470,025.59 : x
2. Step 2: Convert to fraction form
   632,291.27/872,665.27 = 470,025.59/x
3. Step 3: Cross multiply
   632,291.27x = 872,665.27 × 470,025.59
4. Step 4: Simplify right side
   632,291.27x = 410,175,009,410.86
5. Step 5: Solve for x
   x = 410,175,009,410.86/632,291.27
6. Step 6: Final answer
   x = 648,712.12