Finding the Fourth Proportional to 9,048.09, 12,486.31 and 5,069.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,048.09 : 12,486.31 = 5,069.10 : x
2. Step 2: Convert to fraction form
   9,048.09/12,486.31 = 5,069.10/x
3. Step 3: Cross multiply
   9,048.09x = 12,486.31 × 5,069.10
4. Step 4: Simplify right side
   9,048.09x = 63,294,354.02
5. Step 5: Solve for x
   x = 63,294,354.02/9,048.09
6. Step 6: Final answer
   x = 6,995.33