Finding the Fourth Proportional to 12,061.31, 18,065.23 and 9,267.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,061.31 : 18,065.23 = 9,267.41 : x
2. Step 2: Convert to fraction form
   12,061.31/18,065.23 = 9,267.41/x
3. Step 3: Cross multiply
   12,061.31x = 18,065.23 × 9,267.41
4. Step 4: Simplify right side
   12,061.31x = 167,417,915.15
5. Step 5: Solve for x
   x = 167,417,915.15/12,061.31
6. Step 6: Final answer
   x = 13,880.58