Finding the Fourth Proportional to 2,653.56, 3,981.56 and 1,010.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,653.56 : 3,981.56 = 1,010.48 : x
2. Step 2: Convert to fraction form
   2,653.56/3,981.56 = 1,010.48/x
3. Step 3: Cross multiply
   2,653.56x = 3,981.56 × 1,010.48
4. Step 4: Simplify right side
   2,653.56x = 4,023,261.79
5. Step 5: Solve for x
   x = 4,023,261.79/2,653.56
6. Step 6: Final answer
   x = 1,516.18