Finding the Fourth Proportional to 6,156.63, 8,496.50 and 3,640.22

Step by Step Solution

1. Step 1: Write the proportion equation
   6,156.63 : 8,496.50 = 3,640.22 : x
2. Step 2: Convert to fraction form
   6,156.63/8,496.50 = 3,640.22/x
3. Step 3: Cross multiply
   6,156.63x = 8,496.50 × 3,640.22
4. Step 4: Simplify right side
   6,156.63x = 30,929,076.51
5. Step 5: Solve for x
   x = 30,929,076.51/6,156.63
6. Step 6: Final answer
   x = 5,023.70