Finding the Fourth Proportional to 2,484.31, 3,727.15 and 2,212.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,484.31 : 3,727.15 = 2,212.30 : x
2. Step 2: Convert to fraction form
   2,484.31/3,727.15 = 2,212.30/x
3. Step 3: Cross multiply
   2,484.31x = 3,727.15 × 2,212.30
4. Step 4: Simplify right side
   2,484.31x = 8,245,573.95
5. Step 5: Solve for x
   x = 8,245,573.95/2,484.31
6. Step 6: Final answer
   x = 3,319.06