Finding the Fourth Proportional to 1,796.61, 2,693.86 and 699.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796.61 : 2,693.86 = 699.71 : x
2. Step 2: Convert to fraction form
   1,796.61/2,693.86 = 699.71/x
3. Step 3: Cross multiply
   1,796.61x = 2,693.86 × 699.71
4. Step 4: Simplify right side
   1,796.61x = 1,884,905.56
5. Step 5: Solve for x
   x = 1,884,905.56/1,796.61
6. Step 6: Final answer
   x = 1,049.14