Finding the Fourth Proportional to 23,872.10, 32,944.68 and 13,261.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,872.10 : 32,944.68 = 13,261.50 : x
2. Step 2: Convert to fraction form
   23,872.10/32,944.68 = 13,261.50/x
3. Step 3: Cross multiply
   23,872.10x = 32,944.68 × 13,261.50
4. Step 4: Simplify right side
   23,872.10x = 436,895,873.82
5. Step 5: Solve for x
   x = 436,895,873.82/23,872.10
6. Step 6: Final answer
   x = 18,301.53