Finding the Fourth Proportional to 23,267.65, 32,109.61 and 12,657.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,267.65 : 32,109.61 = 12,657.31 : x
2. Step 2: Convert to fraction form
   23,267.65/32,109.61 = 12,657.31/x
3. Step 3: Cross multiply
   23,267.65x = 32,109.61 × 12,657.31
4. Step 4: Simplify right side
   23,267.65x = 406,421,287.75
5. Step 5: Solve for x
   x = 406,421,287.75/23,267.65
6. Step 6: Final answer
   x = 17,467.23