Finding the Fourth Proportional to 2,132.25, 3,196.25 and 900.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,132.25 : 3,196.25 = 900.35 : x
2. Step 2: Convert to fraction form
   2,132.25/3,196.25 = 900.35/x
3. Step 3: Cross multiply
   2,132.25x = 3,196.25 × 900.35
4. Step 4: Simplify right side
   2,132.25x = 2,877,723.20
5. Step 5: Solve for x
   x = 2,877,723.20/2,132.25
6. Step 6: Final answer
   x = 1,349.62