Finding the Fourth Proportional to 1,697.31, 2,546.10 and 723.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,697.31 : 2,546.10 = 723.42 : x
2. Step 2: Convert to fraction form
   1,697.31/2,546.10 = 723.42/x
3. Step 3: Cross multiply
   1,697.31x = 2,546.10 × 723.42
4. Step 4: Simplify right side
   1,697.31x = 1,841,899.66
5. Step 5: Solve for x
   x = 1,841,899.66/1,697.31
6. Step 6: Final answer
   x = 1,085.19