Finding the Fourth Proportional to 7,055.30, 9,736.61 and 3,911.49

Step by Step Solution

1. Step 1: Write the proportion equation
   7,055.30 : 9,736.61 = 3,911.49 : x
2. Step 2: Convert to fraction form
   7,055.30/9,736.61 = 3,911.49/x
3. Step 3: Cross multiply
   7,055.30x = 9,736.61 × 3,911.49
4. Step 4: Simplify right side
   7,055.30x = 38,084,633.09
5. Step 5: Solve for x
   x = 38,084,633.09/7,055.30
6. Step 6: Final answer
   x = 5,398.02