Finding the Fourth Proportional to 16,144.76, 22,280.76 and 9,071.18

Step by Step Solution

1. Step 1: Write the proportion equation
   16,144.76 : 22,280.76 = 9,071.18 : x
2. Step 2: Convert to fraction form
   16,144.76/22,280.76 = 9,071.18/x
3. Step 3: Cross multiply
   16,144.76x = 22,280.76 × 9,071.18
4. Step 4: Simplify right side
   16,144.76x = 202,112,784.50
5. Step 5: Solve for x
   x = 202,112,784.50/16,144.76
6. Step 6: Final answer
   x = 12,518.79