Finding the Fourth Proportional to 16,522.55, 22,801.51 and 9,808.21

Step by Step Solution

1. Step 1: Write the proportion equation
   16,522.55 : 22,801.51 = 9,808.21 : x
2. Step 2: Convert to fraction form
   16,522.55/22,801.51 = 9,808.21/x
3. Step 3: Cross multiply
   16,522.55x = 22,801.51 × 9,808.21
4. Step 4: Simplify right side
   16,522.55x = 223,641,883.32
5. Step 5: Solve for x
   x = 223,641,883.32/16,522.55
6. Step 6: Final answer
   x = 13,535.55