Finding the Fourth Proportional to 8,892.06, 12,272.63 and 5,307.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,892.06 : 12,272.63 = 5,307.27 : x
2. Step 2: Convert to fraction form
   8,892.06/12,272.63 = 5,307.27/x
3. Step 3: Cross multiply
   8,892.06x = 12,272.63 × 5,307.27
4. Step 4: Simplify right side
   8,892.06x = 65,134,134.48
5. Step 5: Solve for x
   x = 65,134,134.48/8,892.06
6. Step 6: Final answer
   x = 7,324.98