Finding the Fourth Proportional to 9,064.98, 12,509.46 and 5,086.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,064.98 : 12,509.46 = 5,086.08 : x
2. Step 2: Convert to fraction form
   9,064.98/12,509.46 = 5,086.08/x
3. Step 3: Cross multiply
   9,064.98x = 12,509.46 × 5,086.08
4. Step 4: Simplify right side
   9,064.98x = 63,624,114.32
5. Step 5: Solve for x
   x = 63,624,114.32/9,064.98
6. Step 6: Final answer
   x = 7,018.67