Finding the Fourth Proportional to 23,392.48, 32,283.88 and 12,783.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,392.48 : 32,283.88 = 12,783.72 : x
2. Step 2: Convert to fraction form
   23,392.48/32,283.88 = 12,783.72/x
3. Step 3: Cross multiply
   23,392.48x = 32,283.88 × 12,783.72
4. Step 4: Simplify right side
   23,392.48x = 412,708,082.43
5. Step 5: Solve for x
   x = 412,708,082.43/23,392.48
6. Step 6: Final answer
   x = 17,642.77