Finding the Fourth Proportional to 23,521.59, 32,458.32 and 12,910.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,521.59 : 32,458.32 = 12,910.32 : x
2. Step 2: Convert to fraction form
   23,521.59/32,458.32 = 12,910.32/x
3. Step 3: Cross multiply
   23,521.59x = 32,458.32 × 12,910.32
4. Step 4: Simplify right side
   23,521.59x = 419,047,297.86
5. Step 5: Solve for x
   x = 419,047,297.86/23,521.59
6. Step 6: Final answer
   x = 17,815.43