Finding the Fourth Proportional to 401,799.27, 602,867.99 and 250,123.31

Step by Step Solution

1. Step 1: Write the proportion equation
   401,799.27 : 602,867.99 = 250,123.31 : x
2. Step 2: Convert to fraction form
   401,799.27/602,867.99 = 250,123.31/x
3. Step 3: Cross multiply
   401,799.27x = 602,867.99 × 250,123.31
4. Step 4: Simplify right side
   401,799.27x = 150,791,337,023.57
5. Step 5: Solve for x
   x = 150,791,337,023.57/401,799.27
6. Step 6: Final answer
   x = 375,290.22