Finding the Fourth Proportional to 2,347.29, 3,234.83 and 2,031.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,347.29 : 3,234.83 = 2,031.57 : x
2. Step 2: Convert to fraction form
   2,347.29/3,234.83 = 2,031.57/x
3. Step 3: Cross multiply
   2,347.29x = 3,234.83 × 2,031.57
4. Step 4: Simplify right side
   2,347.29x = 6,571,773.43
5. Step 5: Solve for x
   x = 6,571,773.43/2,347.29
6. Step 6: Final answer
   x = 2,799.73