Finding the Fourth Proportional to 8,049.01, 12,071.17 and 3,117.55

Step by Step Solution

1. Step 1: Write the proportion equation
   8,049.01 : 12,071.17 = 3,117.55 : x
2. Step 2: Convert to fraction form
   8,049.01/12,071.17 = 3,117.55/x
3. Step 3: Cross multiply
   8,049.01x = 12,071.17 × 3,117.55
4. Step 4: Simplify right side
   8,049.01x = 37,632,476.03
5. Step 5: Solve for x
   x = 37,632,476.03/8,049.01
6. Step 6: Final answer
   x = 4,675.42