Finding the Fourth Proportional to 6,570.01, 9,066.71 and 3,918.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,570.01 : 9,066.71 = 3,918.96 : x
2. Step 2: Convert to fraction form
   6,570.01/9,066.71 = 3,918.96/x
3. Step 3: Cross multiply
   6,570.01x = 9,066.71 × 3,918.96
4. Step 4: Simplify right side
   6,570.01x = 35,532,008.89
5. Step 5: Solve for x
   x = 35,532,008.89/6,570.01
6. Step 6: Final answer
   x = 5,408.21