Finding the Fourth Proportional to 15,422.76, 23,111.82 and 8,396.82

Step by Step Solution

1. Step 1: Write the proportion equation
   15,422.76 : 23,111.82 = 8,396.82 : x
2. Step 2: Convert to fraction form
   15,422.76/23,111.82 = 8,396.82/x
3. Step 3: Cross multiply
   15,422.76x = 23,111.82 × 8,396.82
4. Step 4: Simplify right side
   15,422.76x = 194,065,792.41
5. Step 5: Solve for x
   x = 194,065,792.41/15,422.76
6. Step 6: Final answer
   x = 12,583.08