Finding the Fourth Proportional to 23,639.00, 32,621.69 and 12,883.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,639.00 : 32,621.69 = 12,883.86 : x
2. Step 2: Convert to fraction form
   23,639.00/32,621.69 = 12,883.86/x
3. Step 3: Cross multiply
   23,639.00x = 32,621.69 × 12,883.86
4. Step 4: Simplify right side
   23,639.00x = 420,293,222.50
5. Step 5: Solve for x
   x = 420,293,222.50/23,639.00
6. Step 6: Final answer
   x = 17,779.66