Finding the Fourth Proportional to 2,098.52, 3,146.72 and 637.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,098.52 : 3,146.72 = 637.48 : x
2. Step 2: Convert to fraction form
   2,098.52/3,146.72 = 637.48/x
3. Step 3: Cross multiply
   2,098.52x = 3,146.72 × 637.48
4. Step 4: Simplify right side
   2,098.52x = 2,005,971.81
5. Step 5: Solve for x
   x = 2,005,971.81/2,098.52
6. Step 6: Final answer
   x = 955.90