Finding the Fourth Proportional to 8,308.95, 12,460.89 and 2,760.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,308.95 : 12,460.89 = 2,760.84 : x
2. Step 2: Convert to fraction form
   8,308.95/12,460.89 = 2,760.84/x
3. Step 3: Cross multiply
   8,308.95x = 12,460.89 × 2,760.84
4. Step 4: Simplify right side
   8,308.95x = 34,402,523.55
5. Step 5: Solve for x
   x = 34,402,523.55/8,308.95
6. Step 6: Final answer
   x = 4,140.42