Finding the Fourth Proportional to 23,738.74, 32,759.40 and 13,663.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,738.74 : 32,759.40 = 13,663.50 : x
2. Step 2: Convert to fraction form
   23,738.74/32,759.40 = 13,663.50/x
3. Step 3: Cross multiply
   23,738.74x = 32,759.40 × 13,663.50
4. Step 4: Simplify right side
   23,738.74x = 447,608,061.90
5. Step 5: Solve for x
   x = 447,608,061.90/23,738.74
6. Step 6: Final answer
   x = 18,855.59