Finding the Fourth Proportional to 2,562.22, 3,842.89 and 712.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.22 : 3,842.89 = 712.84 : x
2. Step 2: Convert to fraction form
   2,562.22/3,842.89 = 712.84/x
3. Step 3: Cross multiply
   2,562.22x = 3,842.89 × 712.84
4. Step 4: Simplify right side
   2,562.22x = 2,739,365.71
5. Step 5: Solve for x
   x = 2,739,365.71/2,562.22
6. Step 6: Final answer
   x = 1,069.14