Finding the Fourth Proportional to 3,873.39, 5,810.15 and 2,487.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,873.39 : 5,810.15 = 2,487.34 : x
2. Step 2: Convert to fraction form
   3,873.39/5,810.15 = 2,487.34/x
3. Step 3: Cross multiply
   3,873.39x = 5,810.15 × 2,487.34
4. Step 4: Simplify right side
   3,873.39x = 14,451,818.50
5. Step 5: Solve for x
   x = 14,451,818.50/3,873.39
6. Step 6: Final answer
   x = 3,731.05