Finding the Fourth Proportional to 23,636.00, 32,617.55 and 12,880.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,636.00 : 32,617.55 = 12,880.86 : x
2. Step 2: Convert to fraction form
   23,636.00/32,617.55 = 12,880.86/x
3. Step 3: Cross multiply
   23,636.00x = 32,617.55 × 12,880.86
4. Step 4: Simplify right side
   23,636.00x = 420,142,030.69
5. Step 5: Solve for x
   x = 420,142,030.69/23,636.00
6. Step 6: Final answer
   x = 17,775.52