Finding the Fourth Proportional to 16,376.40, 22,581.59 and 11,061.99

Step by Step Solution

1. Step 1: Write the proportion equation
   16,376.40 : 22,581.59 = 11,061.99 : x
2. Step 2: Convert to fraction form
   16,376.40/22,581.59 = 11,061.99/x
3. Step 3: Cross multiply
   16,376.40x = 22,581.59 × 11,061.99
4. Step 4: Simplify right side
   16,376.40x = 249,797,267.45
5. Step 5: Solve for x
   x = 249,797,267.45/16,376.40
6. Step 6: Final answer
   x = 15,253.49