Finding the Fourth Proportional to 4,707.39, 7,062.61 and 2,835.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,707.39 : 7,062.61 = 2,835.31 : x
2. Step 2: Convert to fraction form
   4,707.39/7,062.61 = 2,835.31/x
3. Step 3: Cross multiply
   4,707.39x = 7,062.61 × 2,835.31
4. Step 4: Simplify right side
   4,707.39x = 20,024,674.58
5. Step 5: Solve for x
   x = 20,024,674.58/4,707.39
6. Step 6: Final answer
   x = 4,253.88