Finding the Fourth Proportional to 5,081.59, 7,012.69 and 3,064.99

Step by Step Solution

1. Step 1: Write the proportion equation
   5,081.59 : 7,012.69 = 3,064.99 : x
2. Step 2: Convert to fraction form
   5,081.59/7,012.69 = 3,064.99/x
3. Step 3: Cross multiply
   5,081.59x = 7,012.69 × 3,064.99
4. Step 4: Simplify right side
   5,081.59x = 21,493,829.92
5. Step 5: Solve for x
   x = 21,493,829.92/5,081.59
6. Step 6: Final answer
   x = 4,229.75