Finding the Fourth Proportional to 8,307.18, 12,462.87 and 2,760.54

Step by Step Solution

1. Step 1: Write the proportion equation
   8,307.18 : 12,462.87 = 2,760.54 : x
2. Step 2: Convert to fraction form
   8,307.18/12,462.87 = 2,760.54/x
3. Step 3: Cross multiply
   8,307.18x = 12,462.87 × 2,760.54
4. Step 4: Simplify right side
   8,307.18x = 34,404,251.15
5. Step 5: Solve for x
   x = 34,404,251.15/8,307.18
6. Step 6: Final answer
   x = 4,141.51