Finding the Fourth Proportional to 2,097.94, 3,147.50 and 637.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097.94 : 3,147.50 = 637.10 : x
2. Step 2: Convert to fraction form
   2,097.94/3,147.50 = 637.10/x
3. Step 3: Cross multiply
   2,097.94x = 3,147.50 × 637.10
4. Step 4: Simplify right side
   2,097.94x = 2,005,272.25
5. Step 5: Solve for x
   x = 2,005,272.25/2,097.94
6. Step 6: Final answer
   x = 955.83