Finding the Fourth Proportional to 1,649.30, 2,274.89 and 1,151.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,649.30 : 2,274.89 = 1,151.75 : x
2. Step 2: Convert to fraction form
   1,649.30/2,274.89 = 1,151.75/x
3. Step 3: Cross multiply
   1,649.30x = 2,274.89 × 1,151.75
4. Step 4: Simplify right side
   1,649.30x = 2,620,104.49
5. Step 5: Solve for x
   x = 2,620,104.49/1,649.30
6. Step 6: Final answer
   x = 1,588.62