Finding the Fourth Proportional to 23,381.78, 32,261.57 and 13,948.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,381.78 : 32,261.57 = 13,948.50 : x
2. Step 2: Convert to fraction form
   23,381.78/32,261.57 = 13,948.50/x
3. Step 3: Cross multiply
   23,381.78x = 32,261.57 × 13,948.50
4. Step 4: Simplify right side
   23,381.78x = 450,000,509.15
5. Step 5: Solve for x
   x = 450,000,509.15/23,381.78
6. Step 6: Final answer
   x = 19,245.78