Finding the Fourth Proportional to 9,049.82, 12,488.99 and 5,071.19

Step by Step Solution

1. Step 1: Write the proportion equation
   9,049.82 : 12,488.99 = 5,071.19 : x
2. Step 2: Convert to fraction form
   9,049.82/12,488.99 = 5,071.19/x
3. Step 3: Cross multiply
   9,049.82x = 12,488.99 × 5,071.19
4. Step 4: Simplify right side
   9,049.82x = 63,333,991.43
5. Step 5: Solve for x
   x = 63,333,991.43/9,049.82
6. Step 6: Final answer
   x = 6,998.37