Finding the Fourth Proportional to 4,382.50, 6,047.86 and 2,812.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,382.50 : 6,047.86 = 2,812.72 : x
2. Step 2: Convert to fraction form
   4,382.50/6,047.86 = 2,812.72/x
3. Step 3: Cross multiply
   4,382.50x = 6,047.86 × 2,812.72
4. Step 4: Simplify right side
   4,382.50x = 17,010,936.78
5. Step 5: Solve for x
   x = 17,010,936.78/4,382.50
6. Step 6: Final answer
   x = 3,881.56