Finding the Fourth Proportional to 10,500.05, 15,750.27 and 2,708.66

Step by Step Solution

1. Step 1: Write the proportion equation
   10,500.05 : 15,750.27 = 2,708.66 : x
2. Step 2: Convert to fraction form
   10,500.05/15,750.27 = 2,708.66/x
3. Step 3: Cross multiply
   10,500.05x = 15,750.27 × 2,708.66
4. Step 4: Simplify right side
   10,500.05x = 42,662,047.59
5. Step 5: Solve for x
   x = 42,662,047.59/10,500.05
6. Step 6: Final answer
   x = 4,063.03