Finding the Fourth Proportional to 2,291.49, 3,158.93 and 1,693.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,291.49 : 3,158.93 = 1,693.10 : x
2. Step 2: Convert to fraction form
   2,291.49/3,158.93 = 1,693.10/x
3. Step 3: Cross multiply
   2,291.49x = 3,158.93 × 1,693.10
4. Step 4: Simplify right side
   2,291.49x = 5,348,376.49
5. Step 5: Solve for x
   x = 5,348,376.49/2,291.49
6. Step 6: Final answer
   x = 2,334.02