Finding the Fourth Proportional to 2,098.02, 3,145.86 and 710.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.02 : 3,145.86 = 710.58 : x
2. Step 2: Convert to fraction form
   2,098.02/3,145.86 = 710.58/x
3. Step 3: Cross multiply
   2,098.02x = 3,145.86 × 710.58
4. Step 4: Simplify right side
   2,098.02x = 2,235,385.20
5. Step 5: Solve for x
   x = 2,235,385.20/2,098.02
6. Step 6: Final answer
   x = 1,065.47