Finding the Fourth Proportional to 23,287.83, 32,137.20 and 12,677.54

Step by Step Solution

1. Step 1: Write the proportion equation
   23,287.83 : 32,137.20 = 12,677.54 : x
2. Step 2: Convert to fraction form
   23,287.83/32,137.20 = 12,677.54/x
3. Step 3: Cross multiply
   23,287.83x = 32,137.20 × 12,677.54
4. Step 4: Simplify right side
   23,287.83x = 407,420,638.49
5. Step 5: Solve for x
   x = 407,420,638.49/23,287.83
6. Step 6: Final answer
   x = 17,495.00