Finding the Fourth Proportional to 16,290.59, 22,468.72 and 11,263.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,290.59 : 22,468.72 = 11,263.23 : x
2. Step 2: Convert to fraction form
   16,290.59/22,468.72 = 11,263.23/x
3. Step 3: Cross multiply
   16,290.59x = 22,468.72 × 11,263.23
4. Step 4: Simplify right side
   16,290.59x = 253,070,361.17
5. Step 5: Solve for x
   x = 253,070,361.17/16,290.59
6. Step 6: Final answer
   x = 15,534.76