Finding the Fourth Proportional to 6,300.51, 8,694.57 and 3,943.95

Step by Step Solution

1. Step 1: Write the proportion equation
   6,300.51 : 8,694.57 = 3,943.95 : x
2. Step 2: Convert to fraction form
   6,300.51/8,694.57 = 3,943.95/x
3. Step 3: Cross multiply
   6,300.51x = 8,694.57 × 3,943.95
4. Step 4: Simplify right side
   6,300.51x = 34,290,949.35
5. Step 5: Solve for x
   x = 34,290,949.35/6,300.51
6. Step 6: Final answer
   x = 5,442.57