Finding the Fourth Proportional to 2,313.30, 3,196.52 and 1,649.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,313.30 : 3,196.52 = 1,649.00 : x
2. Step 2: Convert to fraction form
   2,313.30/3,196.52 = 1,649.00/x
3. Step 3: Cross multiply
   2,313.30x = 3,196.52 × 1,649.00
4. Step 4: Simplify right side
   2,313.30x = 5,271,037.25
5. Step 5: Solve for x
   x = 5,271,037.25/2,313.30
6. Step 6: Final answer
   x = 2,278.58