Finding the Fourth Proportional to 9,260.76, 13,878.72 and 5,972.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,260.76 : 13,878.72 = 5,972.16 : x
2. Step 2: Convert to fraction form
   9,260.76/13,878.72 = 5,972.16/x
3. Step 3: Cross multiply
   9,260.76x = 13,878.72 × 5,972.16
4. Step 4: Simplify right side
   9,260.76x = 82,885,906.57
5. Step 5: Solve for x
   x = 82,885,906.57/9,260.76
6. Step 6: Final answer
   x = 8,950.23