Finding the Fourth Proportional to 23,768.10, 32,800.37 and 13,012.80

Step by Step Solution

1. Step 1: Write the proportion equation
   23,768.10 : 32,800.37 = 13,012.80 : x
2. Step 2: Convert to fraction form
   23,768.10/32,800.37 = 13,012.80/x
3. Step 3: Cross multiply
   23,768.10x = 32,800.37 × 13,012.80
4. Step 4: Simplify right side
   23,768.10x = 426,824,425.67
5. Step 5: Solve for x
   x = 426,824,425.67/23,768.10
6. Step 6: Final answer
   x = 17,957.87