Finding the Fourth Proportional to 10,579.88, 15,853.32 and 4,002.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,579.88 : 15,853.32 = 4,002.50 : x
2. Step 2: Convert to fraction form
   10,579.88/15,853.32 = 4,002.50/x
3. Step 3: Cross multiply
   10,579.88x = 15,853.32 × 4,002.50
4. Step 4: Simplify right side
   10,579.88x = 63,452,834.03
5. Step 5: Solve for x
   x = 63,452,834.03/10,579.88
6. Step 6: Final answer
   x = 5,997.50