Finding the Fourth Proportional to 8,810.49, 12,157.61 and 5,273.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,810.49 : 12,157.61 = 5,273.61 : x
2. Step 2: Convert to fraction form
   8,810.49/12,157.61 = 5,273.61/x
3. Step 3: Cross multiply
   8,810.49x = 12,157.61 × 5,273.61
4. Step 4: Simplify right side
   8,810.49x = 64,114,467.30
5. Step 5: Solve for x
   x = 64,114,467.30/8,810.49
6. Step 6: Final answer
   x = 7,277.06