Finding the Fourth Proportional to 4,935.55, 6,807.72 and 3,169.30

Step by Step Solution

1. Step 1: Write the proportion equation
   4,935.55 : 6,807.72 = 3,169.30 : x
2. Step 2: Convert to fraction form
   4,935.55/6,807.72 = 3,169.30/x
3. Step 3: Cross multiply
   4,935.55x = 6,807.72 × 3,169.30
4. Step 4: Simplify right side
   4,935.55x = 21,575,707.00
5. Step 5: Solve for x
   x = 21,575,707.00/4,935.55
6. Step 6: Final answer
   x = 4,371.49