Finding the Fourth Proportional to 25,831.50, 35,618.12 and 23,312.82

Step by Step Solution

1. Step 1: Write the proportion equation
   25,831.50 : 35,618.12 = 23,312.82 : x
2. Step 2: Convert to fraction form
   25,831.50/35,618.12 = 23,312.82/x
3. Step 3: Cross multiply
   25,831.50x = 35,618.12 × 23,312.82
4. Step 4: Simplify right side
   25,831.50x = 830,358,820.30
5. Step 5: Solve for x
   x = 830,358,820.30/25,831.50
6. Step 6: Final answer
   x = 32,145.20