Finding the Fourth Proportional to 8,275.50, 12,410.82 and 2,430.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,275.50 : 12,410.82 = 2,430.72 : x
2. Step 2: Convert to fraction form
   8,275.50/12,410.82 = 2,430.72/x
3. Step 3: Cross multiply
   8,275.50x = 12,410.82 × 2,430.72
4. Step 4: Simplify right side
   8,275.50x = 30,167,228.39
5. Step 5: Solve for x
   x = 30,167,228.39/8,275.50
6. Step 6: Final answer
   x = 3,645.37