Finding the Fourth Proportional to 6,772.01, 9,345.47 and 3,788.15

Step by Step Solution

1. Step 1: Write the proportion equation
   6,772.01 : 9,345.47 = 3,788.15 : x
2. Step 2: Convert to fraction form
   6,772.01/9,345.47 = 3,788.15/x
3. Step 3: Cross multiply
   6,772.01x = 9,345.47 × 3,788.15
4. Step 4: Simplify right side
   6,772.01x = 35,401,976.51
5. Step 5: Solve for x
   x = 35,401,976.51/6,772.01
6. Step 6: Final answer
   x = 5,227.69