Finding the Fourth Proportional to 2,655.27, 3,978.81 and 1,010.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,655.27 : 3,978.81 = 1,010.93 : x
2. Step 2: Convert to fraction form
   2,655.27/3,978.81 = 1,010.93/x
3. Step 3: Cross multiply
   2,655.27x = 3,978.81 × 1,010.93
4. Step 4: Simplify right side
   2,655.27x = 4,022,278.50
5. Step 5: Solve for x
   x = 4,022,278.50/2,655.27
6. Step 6: Final answer
   x = 1,514.83