Finding the Fourth Proportional to 23,713.98, 32,740.56 and 15,219.76

Step by Step Solution

1. Step 1: Write the proportion equation
   23,713.98 : 32,740.56 = 15,219.76 : x
2. Step 2: Convert to fraction form
   23,713.98/32,740.56 = 15,219.76/x
3. Step 3: Cross multiply
   23,713.98x = 32,740.56 × 15,219.76
4. Step 4: Simplify right side
   23,713.98x = 498,303,465.47
5. Step 5: Solve for x
   x = 498,303,465.47/23,713.98
6. Step 6: Final answer
   x = 21,013.07