Finding the Fourth Proportional to 632,300.99, 872,575.38 and 345,821.08

Step by Step Solution

1. Step 1: Write the proportion equation
   632,300.99 : 872,575.38 = 345,821.08 : x
2. Step 2: Convert to fraction form
   632,300.99/872,575.38 = 345,821.08/x
3. Step 3: Cross multiply
   632,300.99x = 872,575.38 × 345,821.08
4. Step 4: Simplify right side
   632,300.99x = 301,754,958,111.57
5. Step 5: Solve for x
   x = 301,754,958,111.57/632,300.99
6. Step 6: Final answer
   x = 477,233.10