Finding the Fourth Proportional to 23,259.10, 32,097.88 and 12,648.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,259.10 : 32,097.88 = 12,648.72 : x
2. Step 2: Convert to fraction form
   23,259.10/32,097.88 = 12,648.72/x
3. Step 3: Cross multiply
   23,259.10x = 32,097.88 × 12,648.72
4. Step 4: Simplify right side
   23,259.10x = 405,997,096.71
5. Step 5: Solve for x
   x = 405,997,096.71/23,259.10
6. Step 6: Final answer
   x = 17,455.41