Finding the Fourth Proportional to 2,110.50, 3,166.17 and 649.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,110.50 : 3,166.17 = 649.59 : x
2. Step 2: Convert to fraction form
   2,110.50/3,166.17 = 649.59/x
3. Step 3: Cross multiply
   2,110.50x = 3,166.17 × 649.59
4. Step 4: Simplify right side
   2,110.50x = 2,056,721.81
5. Step 5: Solve for x
   x = 2,056,721.81/2,110.50
6. Step 6: Final answer
   x = 974.52