Finding the Fourth Proportional to 23,287.39, 32,135.59 and 12,677.06

Step by Step Solution

1. Step 1: Write the proportion equation
   23,287.39 : 32,135.59 = 12,677.06 : x
2. Step 2: Convert to fraction form
   23,287.39/32,135.59 = 12,677.06/x
3. Step 3: Cross multiply
   23,287.39x = 32,135.59 × 12,677.06
4. Step 4: Simplify right side
   23,287.39x = 407,384,802.57
5. Step 5: Solve for x
   x = 407,384,802.57/23,287.39
6. Step 6: Final answer
   x = 17,493.79