Finding the Fourth Proportional to 1,064.74, 1,595.03 and 698.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064.74 : 1,595.03 = 698.42 : x
2. Step 2: Convert to fraction form
   1,064.74/1,595.03 = 698.42/x
3. Step 3: Cross multiply
   1,064.74x = 1,595.03 × 698.42
4. Step 4: Simplify right side
   1,064.74x = 1,114,000.85
5. Step 5: Solve for x
   x = 1,114,000.85/1,064.74
6. Step 6: Final answer
   x = 1,046.27