Finding the Fourth Proportional to 2,870.67, 4,304.68 and 1,116.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870.67 : 4,304.68 = 1,116.52 : x
2. Step 2: Convert to fraction form
   2,870.67/4,304.68 = 1,116.52/x
3. Step 3: Cross multiply
   2,870.67x = 4,304.68 × 1,116.52
4. Step 4: Simplify right side
   2,870.67x = 4,806,247.76
5. Step 5: Solve for x
   x = 4,806,247.76/2,870.67
6. Step 6: Final answer
   x = 1,674.26