Finding the Fourth Proportional to 8,851.48, 12,212.56 and 5,494.43

Step by Step Solution

1. Step 1: Write the proportion equation
   8,851.48 : 12,212.56 = 5,494.43 : x
2. Step 2: Convert to fraction form
   8,851.48/12,212.56 = 5,494.43/x
3. Step 3: Cross multiply
   8,851.48x = 12,212.56 × 5,494.43
4. Step 4: Simplify right side
   8,851.48x = 67,101,056.04
5. Step 5: Solve for x
   x = 67,101,056.04/8,851.48
6. Step 6: Final answer
   x = 7,580.77