Finding the Fourth Proportional to 23,298.48, 32,137.20 and 13,860

Step by Step Solution

1. Step 1: Write the proportion equation
   23,298.48 : 32,137.20 = 13,860 : x
2. Step 2: Convert to fraction form
   23,298.48/32,137.20 = 13,860/x
3. Step 3: Cross multiply
   23,298.48x = 32,137.20 × 13,860
4. Step 4: Simplify right side
   23,298.48x = 445,421,592
5. Step 5: Solve for x
   x = 445,421,592/23,298.48
6. Step 6: Final answer
   x = 19,118.05