Finding the Fourth Proportional to 2,196.73, 3,296.31 and 899.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.73 : 3,296.31 = 899.11 : x
2. Step 2: Convert to fraction form
   2,196.73/3,296.31 = 899.11/x
3. Step 3: Cross multiply
   2,196.73x = 3,296.31 × 899.11
4. Step 4: Simplify right side
   2,196.73x = 2,963,733.67
5. Step 5: Solve for x
   x = 2,963,733.67/2,196.73
6. Step 6: Final answer
   x = 1,349.16