Finding the Fourth Proportional to 4,870.52, 7,309.86 and 2,531.96

Step by Step Solution

1. Step 1: Write the proportion equation
   4,870.52 : 7,309.86 = 2,531.96 : x
2. Step 2: Convert to fraction form
   4,870.52/7,309.86 = 2,531.96/x
3. Step 3: Cross multiply
   4,870.52x = 7,309.86 × 2,531.96
4. Step 4: Simplify right side
   4,870.52x = 18,508,223.92
5. Step 5: Solve for x
   x = 18,508,223.92/4,870.52
6. Step 6: Final answer
   x = 3,800.05