Finding the Fourth Proportional to 8,045.79, 11,091.56 and 5,648.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,045.79 : 11,091.56 = 5,648.46 : x
2. Step 2: Convert to fraction form
   8,045.79/11,091.56 = 5,648.46/x
3. Step 3: Cross multiply
   8,045.79x = 11,091.56 × 5,648.46
4. Step 4: Simplify right side
   8,045.79x = 62,650,267.53
5. Step 5: Solve for x
   x = 62,650,267.53/8,045.79
6. Step 6: Final answer
   x = 7,786.71