Finding the Fourth Proportional to 3,610.93, 5,417.31 and 1,013.87

Step by Step Solution

1. Step 1: Write the proportion equation
   3,610.93 : 5,417.31 = 1,013.87 : x
2. Step 2: Convert to fraction form
   3,610.93/5,417.31 = 1,013.87/x
3. Step 3: Cross multiply
   3,610.93x = 5,417.31 × 1,013.87
4. Step 4: Simplify right side
   3,610.93x = 5,492,448.09
5. Step 5: Solve for x
   x = 5,492,448.09/3,610.93
6. Step 6: Final answer
   x = 1,521.06