Finding the Fourth Proportional to 23,496.51, 32,423.39 and 12,886.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,496.51 : 32,423.39 = 12,886.12 : x
2. Step 2: Convert to fraction form
   23,496.51/32,423.39 = 12,886.12/x
3. Step 3: Cross multiply
   23,496.51x = 32,423.39 × 12,886.12
4. Step 4: Simplify right side
   23,496.51x = 417,811,718.77
5. Step 5: Solve for x
   x = 417,811,718.77/23,496.51
6. Step 6: Final answer
   x = 17,781.86