Finding the Fourth Proportional to 9,258.84, 12,776.52 and 5,722.11

Step by Step Solution

1. Step 1: Write the proportion equation
   9,258.84 : 12,776.52 = 5,722.11 : x
2. Step 2: Convert to fraction form
   9,258.84/12,776.52 = 5,722.11/x
3. Step 3: Cross multiply
   9,258.84x = 12,776.52 × 5,722.11
4. Step 4: Simplify right side
   9,258.84x = 73,108,652.86
5. Step 5: Solve for x
   x = 73,108,652.86/9,258.84
6. Step 6: Final answer
   x = 7,896.09