Finding the Fourth Proportional to 8,825.25, 12,178.86 and 5,099.25

Step by Step Solution

1. Step 1: Write the proportion equation
   8,825.25 : 12,178.86 = 5,099.25 : x
2. Step 2: Convert to fraction form
   8,825.25/12,178.86 = 5,099.25/x
3. Step 3: Cross multiply
   8,825.25x = 12,178.86 × 5,099.25
4. Step 4: Simplify right side
   8,825.25x = 62,103,051.86
5. Step 5: Solve for x
   x = 62,103,051.86/8,825.25
6. Step 6: Final answer
   x = 7,036.97