Finding the Fourth Proportional to 2,116.83, 2,921.22 and 1,233.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116.83 : 2,921.22 = 1,233.23 : x
2. Step 2: Convert to fraction form
   2,116.83/2,921.22 = 1,233.23/x
3. Step 3: Cross multiply
   2,116.83x = 2,921.22 × 1,233.23
4. Step 4: Simplify right side
   2,116.83x = 3,602,521.53
5. Step 5: Solve for x
   x = 3,602,521.53/2,116.83
6. Step 6: Final answer
   x = 1,701.85