Finding the Fourth Proportional to 2,116.74, 2,920.83 and 1,232.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,116.74 : 2,920.83 = 1,232.67 : x
2. Step 2: Convert to fraction form
   2,116.74/2,920.83 = 1,232.67/x
3. Step 3: Cross multiply
   2,116.74x = 2,920.83 × 1,232.67
4. Step 4: Simplify right side
   2,116.74x = 3,600,419.52
5. Step 5: Solve for x
   x = 3,600,419.52/2,116.74
6. Step 6: Final answer
   x = 1,700.93