Finding the Fourth Proportional to 23,200.48, 32,016.74 and 12,590.11

Step by Step Solution

1. Step 1: Write the proportion equation
   23,200.48 : 32,016.74 = 12,590.11 : x
2. Step 2: Convert to fraction form
   23,200.48/32,016.74 = 12,590.11/x
3. Step 3: Cross multiply
   23,200.48x = 32,016.74 × 12,590.11
4. Step 4: Simplify right side
   23,200.48x = 403,094,086.88
5. Step 5: Solve for x
   x = 403,094,086.88/23,200.48
6. Step 6: Final answer
   x = 17,374.39