Finding the Fourth Proportional to 2,386.18, 3,577.41 and 1,136.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,386.18 : 3,577.41 = 1,136.13 : x
2. Step 2: Convert to fraction form
   2,386.18/3,577.41 = 1,136.13/x
3. Step 3: Cross multiply
   2,386.18x = 3,577.41 × 1,136.13
4. Step 4: Simplify right side
   2,386.18x = 4,064,401.73
5. Step 5: Solve for x
   x = 4,064,401.73/2,386.18
6. Step 6: Final answer
   x = 1,703.31