Finding the Fourth Proportional to 2,111.25, 3,166.92 and 650.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,111.25 : 3,166.92 = 650.53 : x
2. Step 2: Convert to fraction form
   2,111.25/3,166.92 = 650.53/x
3. Step 3: Cross multiply
   2,111.25x = 3,166.92 × 650.53
4. Step 4: Simplify right side
   2,111.25x = 2,060,176.47
5. Step 5: Solve for x
   x = 2,060,176.47/2,111.25
6. Step 6: Final answer
   x = 975.81