Finding the Fourth Proportional to 23,643.76, 32,630.34 and 13,574.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,643.76 : 32,630.34 = 13,574.15 : x
2. Step 2: Convert to fraction form
   23,643.76/32,630.34 = 13,574.15/x
3. Step 3: Cross multiply
   23,643.76x = 32,630.34 × 13,574.15
4. Step 4: Simplify right side
   23,643.76x = 442,928,966.56
5. Step 5: Solve for x
   x = 442,928,966.56/23,643.76
6. Step 6: Final answer
   x = 18,733.44