Finding the Fourth Proportional to 23,309.69, 32,167.61 and 12,699.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,309.69 : 32,167.61 = 12,699.32 : x
2. Step 2: Convert to fraction form
   23,309.69/32,167.61 = 12,699.32/x
3. Step 3: Cross multiply
   23,309.69x = 32,167.61 × 12,699.32
4. Step 4: Simplify right side
   23,309.69x = 408,506,548.69
5. Step 5: Solve for x
   x = 408,506,548.69/23,309.69
6. Step 6: Final answer
   x = 17,525.19