Finding the Fourth Proportional to 16,651.04, 22,978.17 and 9,097.21

Step by Step Solution

1. Step 1: Write the proportion equation
   16,651.04 : 22,978.17 = 9,097.21 : x
2. Step 2: Convert to fraction form
   16,651.04/22,978.17 = 9,097.21/x
3. Step 3: Cross multiply
   16,651.04x = 22,978.17 × 9,097.21
4. Step 4: Simplify right side
   16,651.04x = 209,037,166.74
5. Step 5: Solve for x
   x = 209,037,166.74/16,651.04
6. Step 6: Final answer
   x = 12,554.00