Finding the Fourth Proportional to 10,422.88, 15,613.38 and 4,868.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,422.88 : 15,613.38 = 4,868.56 : x
2. Step 2: Convert to fraction form
   10,422.88/15,613.38 = 4,868.56/x
3. Step 3: Cross multiply
   10,422.88x = 15,613.38 × 4,868.56
4. Step 4: Simplify right side
   10,422.88x = 76,014,677.33
5. Step 5: Solve for x
   x = 76,014,677.33/10,422.88
6. Step 6: Final answer
   x = 7,293.06