Finding the Fourth Proportional to 2,762.34, 3,812.28 and 1,567.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,762.34 : 3,812.28 = 1,567.72 : x
2. Step 2: Convert to fraction form
   2,762.34/3,812.28 = 1,567.72/x
3. Step 3: Cross multiply
   2,762.34x = 3,812.28 × 1,567.72
4. Step 4: Simplify right side
   2,762.34x = 5,976,583.95
5. Step 5: Solve for x
   x = 5,976,583.95/2,762.34
6. Step 6: Final answer
   x = 2,163.59