Finding the Fourth Proportional to 2,993.83, 4,492.61 and 1,145.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,993.83 : 4,492.61 = 1,145.10 : x
2. Step 2: Convert to fraction form
   2,993.83/4,492.61 = 1,145.10/x
3. Step 3: Cross multiply
   2,993.83x = 4,492.61 × 1,145.10
4. Step 4: Simplify right side
   2,993.83x = 5,144,487.71
5. Step 5: Solve for x
   x = 5,144,487.71/2,993.83
6. Step 6: Final answer
   x = 1,718.36