Finding the Fourth Proportional to 2,098.17, 3,147.06 and 637.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.17 : 3,147.06 = 637.34 : x
2. Step 2: Convert to fraction form
   2,098.17/3,147.06 = 637.34/x
3. Step 3: Cross multiply
   2,098.17x = 3,147.06 × 637.34
4. Step 4: Simplify right side
   2,098.17x = 2,005,728.30
5. Step 5: Solve for x
   x = 2,005,728.30/2,098.17
6. Step 6: Final answer
   x = 955.94