Finding the Fourth Proportional to 8,907.84, 12,292.72 and 4,929.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,907.84 : 12,292.72 = 4,929.08 : x
2. Step 2: Convert to fraction form
   8,907.84/12,292.72 = 4,929.08/x
3. Step 3: Cross multiply
   8,907.84x = 12,292.72 × 4,929.08
4. Step 4: Simplify right side
   8,907.84x = 60,591,800.30
5. Step 5: Solve for x
   x = 60,591,800.30/8,907.84
6. Step 6: Final answer
   x = 6,802.08