Finding the Fourth Proportional to 9,320.77, 12,858.35 and 5,541.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,320.77 : 12,858.35 = 5,541.82 : x
2. Step 2: Convert to fraction form
   9,320.77/12,858.35 = 5,541.82/x
3. Step 3: Cross multiply
   9,320.77x = 12,858.35 × 5,541.82
4. Step 4: Simplify right side
   9,320.77x = 71,258,601.34
5. Step 5: Solve for x
   x = 71,258,601.34/9,320.77
6. Step 6: Final answer
   x = 7,645.14