Finding the Fourth Proportional to 23,654.48, 32,642.74 and 12,899.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,654.48 : 32,642.74 = 12,899.48 : x
2. Step 2: Convert to fraction form
   23,654.48/32,642.74 = 12,899.48/x
3. Step 3: Cross multiply
   23,654.48x = 32,642.74 × 12,899.48
4. Step 4: Simplify right side
   23,654.48x = 421,074,371.78
5. Step 5: Solve for x
   x = 421,074,371.78/23,654.48
6. Step 6: Final answer
   x = 17,801.04