Finding the Fourth Proportional to 23,693.76, 32,686.56 and 13,752

Step by Step Solution

1. Step 1: Write the proportion equation
   23,693.76 : 32,686.56 = 13,752 : x
2. Step 2: Convert to fraction form
   23,693.76/32,686.56 = 13,752/x
3. Step 3: Cross multiply
   23,693.76x = 32,686.56 × 13,752
4. Step 4: Simplify right side
   23,693.76x = 449,505,573.12
5. Step 5: Solve for x
   x = 449,505,573.12/23,693.76
6. Step 6: Final answer
   x = 18,971.47