Finding the Fourth Proportional to 8,740.71, 12,062.31 and 4,963.59

Step by Step Solution

1. Step 1: Write the proportion equation
   8,740.71 : 12,062.31 = 4,963.59 : x
2. Step 2: Convert to fraction form
   8,740.71/12,062.31 = 4,963.59/x
3. Step 3: Cross multiply
   8,740.71x = 12,062.31 × 4,963.59
4. Step 4: Simplify right side
   8,740.71x = 59,872,361.29
5. Step 5: Solve for x
   x = 59,872,361.29/8,740.71
6. Step 6: Final answer
   x = 6,849.83