Finding the Fourth Proportional to 23,459.64, 32,377.52 and 14,390.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,459.64 : 32,377.52 = 14,390.42 : x
2. Step 2: Convert to fraction form
   23,459.64/32,377.52 = 14,390.42/x
3. Step 3: Cross multiply
   23,459.64x = 32,377.52 × 14,390.42
4. Step 4: Simplify right side
   23,459.64x = 465,926,111.36
5. Step 5: Solve for x
   x = 465,926,111.36/23,459.64
6. Step 6: Final answer
   x = 19,860.75