Finding the Fourth Proportional to 8,840.89, 12,200.88 and 5,064.07

Step by Step Solution

1. Step 1: Write the proportion equation
   8,840.89 : 12,200.88 = 5,064.07 : x
2. Step 2: Convert to fraction form
   8,840.89/12,200.88 = 5,064.07/x
3. Step 3: Cross multiply
   8,840.89x = 12,200.88 × 5,064.07
4. Step 4: Simplify right side
   8,840.89x = 61,786,110.38
5. Step 5: Solve for x
   x = 61,786,110.38/8,840.89
6. Step 6: Final answer
   x = 6,988.68