Finding the Fourth Proportional to 2,572.02, 3,856.48 and 1,010.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572.02 : 3,856.48 = 1,010.16 : x
2. Step 2: Convert to fraction form
   2,572.02/3,856.48 = 1,010.16/x
3. Step 3: Cross multiply
   2,572.02x = 3,856.48 × 1,010.16
4. Step 4: Simplify right side
   2,572.02x = 3,895,659.31
5. Step 5: Solve for x
   x = 3,895,659.31/2,572.02
6. Step 6: Final answer
   x = 1,514.63