Finding the Fourth Proportional to 1,798.47, 2,693.60 and 1,140.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,798.47 : 2,693.60 = 1,140.32 : x
2. Step 2: Convert to fraction form
   1,798.47/2,693.60 = 1,140.32/x
3. Step 3: Cross multiply
   1,798.47x = 2,693.60 × 1,140.32
4. Step 4: Simplify right side
   1,798.47x = 3,071,546.78
5. Step 5: Solve for x
   x = 3,071,546.78/1,798.47
6. Step 6: Final answer
   x = 1,707.87