Finding the Fourth Proportional to 23,493.06, 32,420.82 and 12,882.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,493.06 : 32,420.82 = 12,882.56 : x
2. Step 2: Convert to fraction form
   23,493.06/32,420.82 = 12,882.56/x
3. Step 3: Cross multiply
   23,493.06x = 32,420.82 × 12,882.56
4. Step 4: Simplify right side
   23,493.06x = 417,662,996.80
5. Step 5: Solve for x
   x = 417,662,996.80/23,493.06
6. Step 6: Final answer
   x = 17,778.14