Finding the Fourth Proportional to 9,064.70, 12,510.02 and 5,086.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,064.70 : 12,510.02 = 5,086.06 : x
2. Step 2: Convert to fraction form
   9,064.70/12,510.02 = 5,086.06/x
3. Step 3: Cross multiply
   9,064.70x = 12,510.02 × 5,086.06
4. Step 4: Simplify right side
   9,064.70x = 63,626,712.32
5. Step 5: Solve for x
   x = 63,626,712.32/9,064.70
6. Step 6: Final answer
   x = 7,019.17