Finding the Fourth Proportional to 2,182.62, 3,012.16 and 1,298.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,182.62 : 3,012.16 = 1,298.50 : x
2. Step 2: Convert to fraction form
   2,182.62/3,012.16 = 1,298.50/x
3. Step 3: Cross multiply
   2,182.62x = 3,012.16 × 1,298.50
4. Step 4: Simplify right side
   2,182.62x = 3,911,289.76
5. Step 5: Solve for x
   x = 3,911,289.76/2,182.62
6. Step 6: Final answer
   x = 1,792.02