Finding the Fourth Proportional to 458,891.83, 633,200.37 and 254,939.50

Step by Step Solution

1. Step 1: Write the proportion equation
   458,891.83 : 633,200.37 = 254,939.50 : x
2. Step 2: Convert to fraction form
   458,891.83/633,200.37 = 254,939.50/x
3. Step 3: Cross multiply
   458,891.83x = 633,200.37 × 254,939.50
4. Step 4: Simplify right side
   458,891.83x = 161,427,782,561.61
5. Step 5: Solve for x
   x = 161,427,782,561.61/458,891.83
6. Step 6: Final answer
   x = 351,777.42