Finding the Fourth Proportional to 23,642.37, 32,626.04 and 12,887.35

Step by Step Solution

1. Step 1: Write the proportion equation
   23,642.37 : 32,626.04 = 12,887.35 : x
2. Step 2: Convert to fraction form
   23,642.37/32,626.04 = 12,887.35/x
3. Step 3: Cross multiply
   23,642.37x = 32,626.04 × 12,887.35
4. Step 4: Simplify right side
   23,642.37x = 420,463,050.59
5. Step 5: Solve for x
   x = 420,463,050.59/23,642.37
6. Step 6: Final answer
   x = 17,784.30