Finding the Fourth Proportional to 8,772.89, 12,106.56 and 4,794.03

Step by Step Solution

1. Step 1: Write the proportion equation
   8,772.89 : 12,106.56 = 4,794.03 : x
2. Step 2: Convert to fraction form
   8,772.89/12,106.56 = 4,794.03/x
3. Step 3: Cross multiply
   8,772.89x = 12,106.56 × 4,794.03
4. Step 4: Simplify right side
   8,772.89x = 58,039,151.30
5. Step 5: Solve for x
   x = 58,039,151.30/8,772.89
6. Step 6: Final answer
   x = 6,615.74