Finding the Fourth Proportional to 9,065.41, 12,510.21 and 5,086.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,065.41 : 12,510.21 = 5,086.51 : x
2. Step 2: Convert to fraction form
   9,065.41/12,510.21 = 5,086.51/x
3. Step 3: Cross multiply
   9,065.41x = 12,510.21 × 5,086.51
4. Step 4: Simplify right side
   9,065.41x = 63,633,308.27
5. Step 5: Solve for x
   x = 63,633,308.27/9,065.41
6. Step 6: Final answer
   x = 7,019.35