Finding the Fourth Proportional to 6,548.72, 9,036.72 and 3,860.16

Step by Step Solution

1. Step 1: Write the proportion equation
   6,548.72 : 9,036.72 = 3,860.16 : x
2. Step 2: Convert to fraction form
   6,548.72/9,036.72 = 3,860.16/x
3. Step 3: Cross multiply
   6,548.72x = 9,036.72 × 3,860.16
4. Step 4: Simplify right side
   6,548.72x = 34,883,185.08
5. Step 5: Solve for x
   x = 34,883,185.08/6,548.72
6. Step 6: Final answer
   x = 5,326.72