Finding the Fourth Proportional to 23,459.91, 32,373.48 and 12,847.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,459.91 : 32,373.48 = 12,847.50 : x
2. Step 2: Convert to fraction form
   23,459.91/32,373.48 = 12,847.50/x
3. Step 3: Cross multiply
   23,459.91x = 32,373.48 × 12,847.50
4. Step 4: Simplify right side
   23,459.91x = 415,918,284.30
5. Step 5: Solve for x
   x = 415,918,284.30/23,459.91
6. Step 6: Final answer
   x = 17,728.90