Finding the Fourth Proportional to 5,647.31, 8,468.61 and 2,136.71

Step by Step Solution

1. Step 1: Write the proportion equation
   5,647.31 : 8,468.61 = 2,136.71 : x
2. Step 2: Convert to fraction form
   5,647.31/8,468.61 = 2,136.71/x
3. Step 3: Cross multiply
   5,647.31x = 8,468.61 × 2,136.71
4. Step 4: Simplify right side
   5,647.31x = 18,094,963.67
5. Step 5: Solve for x
   x = 18,094,963.67/5,647.31
6. Step 6: Final answer
   x = 3,204.17