Finding the Fourth Proportional to 22,002.71, 33,017.76 and 13,698.99

Step by Step Solution

1. Step 1: Write the proportion equation
   22,002.71 : 33,017.76 = 13,698.99 : x
2. Step 2: Convert to fraction form
   22,002.71/33,017.76 = 13,698.99/x
3. Step 3: Cross multiply
   22,002.71x = 33,017.76 × 13,698.99
4. Step 4: Simplify right side
   22,002.71x = 452,309,964.06
5. Step 5: Solve for x
   x = 452,309,964.06/22,002.71
6. Step 6: Final answer
   x = 20,557.02