Finding the Fourth Proportional to 23,488.56, 32,414.20 and 12,877.97

Step by Step Solution

1. Step 1: Write the proportion equation
   23,488.56 : 32,414.20 = 12,877.97 : x
2. Step 2: Convert to fraction form
   23,488.56/32,414.20 = 12,877.97/x
3. Step 3: Cross multiply
   23,488.56x = 32,414.20 × 12,877.97
4. Step 4: Simplify right side
   23,488.56x = 417,429,095.17
5. Step 5: Solve for x
   x = 417,429,095.17/23,488.56
6. Step 6: Final answer
   x = 17,771.59