Finding the Fourth Proportional to 10,410.47, 15,618.01 and 4,860.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,410.47 : 15,618.01 = 4,860.79 : x
2. Step 2: Convert to fraction form
   10,410.47/15,618.01 = 4,860.79/x
3. Step 3: Cross multiply
   10,410.47x = 15,618.01 × 4,860.79
4. Step 4: Simplify right side
   10,410.47x = 75,915,866.83
5. Step 5: Solve for x
   x = 75,915,866.83/10,410.47
6. Step 6: Final answer
   x = 7,292.26