Finding the Fourth Proportional to 10,601.03, 15,899.12 and 4,759.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,601.03 : 15,899.12 = 4,759.31 : x
2. Step 2: Convert to fraction form
   10,601.03/15,899.12 = 4,759.31/x
3. Step 3: Cross multiply
   10,601.03x = 15,899.12 × 4,759.31
4. Step 4: Simplify right side
   10,601.03x = 75,668,874.61
5. Step 5: Solve for x
   x = 75,668,874.61/10,601.03
6. Step 6: Final answer
   x = 7,137.88