Finding the Fourth Proportional to 9,077.54, 13,610.39 and 3,815.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,077.54 : 13,610.39 = 3,815.91 : x
2. Step 2: Convert to fraction form
   9,077.54/13,610.39 = 3,815.91/x
3. Step 3: Cross multiply
   9,077.54x = 13,610.39 × 3,815.91
4. Step 4: Simplify right side
   9,077.54x = 51,936,004.23
5. Step 5: Solve for x
   x = 51,936,004.23/9,077.54
6. Step 6: Final answer
   x = 5,721.38