Finding the Fourth Proportional to 16,523, 22,801.90 and 9,071.16

Step by Step Solution

1. Step 1: Write the proportion equation
   16,523 : 22,801.90 = 9,071.16 : x
2. Step 2: Convert to fraction form
   16,523/22,801.90 = 9,071.16/x
3. Step 3: Cross multiply
   16,523x = 22,801.90 × 9,071.16
4. Step 4: Simplify right side
   16,523x = 206,839,683.20
5. Step 5: Solve for x
   x = 206,839,683.20/16,523
6. Step 6: Final answer
   x = 12,518.29