Finding the Fourth Proportional to 10,485.15, 15,727.69 and 2,693.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,485.15 : 15,727.69 = 2,693.98 : x
2. Step 2: Convert to fraction form
   10,485.15/15,727.69 = 2,693.98/x
3. Step 3: Cross multiply
   10,485.15x = 15,727.69 × 2,693.98
4. Step 4: Simplify right side
   10,485.15x = 42,370,082.31
5. Step 5: Solve for x
   x = 42,370,082.31/10,485.15
6. Step 6: Final answer
   x = 4,040.96