Finding the Fourth Proportional to 247,061.27, 369,885.87 and 231,367.25

Step by Step Solution

1. Step 1: Write the proportion equation
   247,061.27 : 369,885.87 = 231,367.25 : x
2. Step 2: Convert to fraction form
   247,061.27/369,885.87 = 231,367.25/x
3. Step 3: Cross multiply
   247,061.27x = 369,885.87 × 231,367.25
4. Step 4: Simplify right side
   247,061.27x = 85,579,477,480.47
5. Step 5: Solve for x
   x = 85,579,477,480.47/247,061.27
6. Step 6: Final answer
   x = 346,389.69