Finding the Fourth Proportional to 5,071.59, 6,996.71 and 3,081.83

Step by Step Solution

1. Step 1: Write the proportion equation
   5,071.59 : 6,996.71 = 3,081.83 : x
2. Step 2: Convert to fraction form
   5,071.59/6,996.71 = 3,081.83/x
3. Step 3: Cross multiply
   5,071.59x = 6,996.71 × 3,081.83
4. Step 4: Simplify right side
   5,071.59x = 21,562,643.50
5. Step 5: Solve for x
   x = 21,562,643.50/5,071.59
6. Step 6: Final answer
   x = 4,251.65