Finding the Fourth Proportional to 23,756.16, 32,781.12 and 13,684.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,756.16 : 32,781.12 = 13,684.48 : x
2. Step 2: Convert to fraction form
   23,756.16/32,781.12 = 13,684.48/x
3. Step 3: Cross multiply
   23,756.16x = 32,781.12 × 13,684.48
4. Step 4: Simplify right side
   23,756.16x = 448,592,581.02
5. Step 5: Solve for x
   x = 448,592,581.02/23,756.16
6. Step 6: Final answer
   x = 18,883.21