Finding the Fourth Proportional to 2,710.42, 4,065.42 and 762.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,710.42 : 4,065.42 = 762.37 : x
2. Step 2: Convert to fraction form
   2,710.42/4,065.42 = 762.37/x
3. Step 3: Cross multiply
   2,710.42x = 4,065.42 × 762.37
4. Step 4: Simplify right side
   2,710.42x = 3,099,346.94
5. Step 5: Solve for x
   x = 3,099,346.94/2,710.42
6. Step 6: Final answer
   x = 1,143.49