Finding the Fourth Proportional to 16,007.56, 22,090.73 and 9,296.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,007.56 : 22,090.73 = 9,296.91 : x
2. Step 2: Convert to fraction form
   16,007.56/22,090.73 = 9,296.91/x
3. Step 3: Cross multiply
   16,007.56x = 22,090.73 × 9,296.91
4. Step 4: Simplify right side
   16,007.56x = 205,375,482.16
5. Step 5: Solve for x
   x = 205,375,482.16/16,007.56
6. Step 6: Final answer
   x = 12,829.91