Finding the Fourth Proportional to 10,708.15, 16,056.15 and 4,857.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,708.15 : 16,056.15 = 4,857.52 : x
2. Step 2: Convert to fraction form
   10,708.15/16,056.15 = 4,857.52/x
3. Step 3: Cross multiply
   10,708.15x = 16,056.15 × 4,857.52
4. Step 4: Simplify right side
   10,708.15x = 77,993,069.75
5. Step 5: Solve for x
   x = 77,993,069.75/10,708.15
6. Step 6: Final answer
   x = 7,283.52