Finding the Fourth Proportional to 23,297.33, 32,150.46 and 12,686.99

Step by Step Solution

1. Step 1: Write the proportion equation
   23,297.33 : 32,150.46 = 12,686.99 : x
2. Step 2: Convert to fraction form
   23,297.33/32,150.46 = 12,686.99/x
3. Step 3: Cross multiply
   23,297.33x = 32,150.46 × 12,686.99
4. Step 4: Simplify right side
   23,297.33x = 407,892,564.52
5. Step 5: Solve for x
   x = 407,892,564.52/23,297.33
6. Step 6: Final answer
   x = 17,508.12