Finding the Fourth Proportional to 16,086.90, 22,194.71 and 10,426.07

Step by Step Solution

1. Step 1: Write the proportion equation
   16,086.90 : 22,194.71 = 10,426.07 : x
2. Step 2: Convert to fraction form
   16,086.90/22,194.71 = 10,426.07/x
3. Step 3: Cross multiply
   16,086.90x = 22,194.71 × 10,426.07
4. Step 4: Simplify right side
   16,086.90x = 231,403,517.70
5. Step 5: Solve for x
   x = 231,403,517.70/16,086.90
6. Step 6: Final answer
   x = 14,384.59