Finding the Fourth Proportional to 12,718.88, 19,077.54 and 3,952.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,718.88 : 19,077.54 = 3,952.52 : x
2. Step 2: Convert to fraction form
   12,718.88/19,077.54 = 3,952.52/x
3. Step 3: Cross multiply
   12,718.88x = 19,077.54 × 3,952.52
4. Step 4: Simplify right side
   12,718.88x = 75,404,358.40
5. Step 5: Solve for x
   x = 75,404,358.40/12,718.88
6. Step 6: Final answer
   x = 5,928.54