Finding the Fourth Proportional to 5,810.57, 8,039.69 and 5,066.07

Step by Step Solution

1. Step 1: Write the proportion equation
   5,810.57 : 8,039.69 = 5,066.07 : x
2. Step 2: Convert to fraction form
   5,810.57/8,039.69 = 5,066.07/x
3. Step 3: Cross multiply
   5,810.57x = 8,039.69 × 5,066.07
4. Step 4: Simplify right side
   5,810.57x = 40,729,632.32
5. Step 5: Solve for x
   x = 40,729,632.32/5,810.57
6. Step 6: Final answer
   x = 7,009.58