Finding the Fourth Proportional to 6,016.38, 8,973.29 and 5,639.61

Step by Step Solution

1. Step 1: Write the proportion equation
   6,016.38 : 8,973.29 = 5,639.61 : x
2. Step 2: Convert to fraction form
   6,016.38/8,973.29 = 5,639.61/x
3. Step 3: Cross multiply
   6,016.38x = 8,973.29 × 5,639.61
4. Step 4: Simplify right side
   6,016.38x = 50,605,827.82
5. Step 5: Solve for x
   x = 50,605,827.82/6,016.38
6. Step 6: Final answer
   x = 8,411.34