Finding the Fourth Proportional to 23,496.59, 32,425.71 and 12,886.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,496.59 : 32,425.71 = 12,886.13 : x
2. Step 2: Convert to fraction form
   23,496.59/32,425.71 = 12,886.13/x
3. Step 3: Cross multiply
   23,496.59x = 32,425.71 × 12,886.13
4. Step 4: Simplify right side
   23,496.59x = 417,841,914.40
5. Step 5: Solve for x
   x = 417,841,914.40/23,496.59
6. Step 6: Final answer
   x = 17,783.09