Finding the Fourth Proportional to 8,886.18, 12,262.86 and 4,907.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,886.18 : 12,262.86 = 4,907.46 : x
2. Step 2: Convert to fraction form
   8,886.18/12,262.86 = 4,907.46/x
3. Step 3: Cross multiply
   8,886.18x = 12,262.86 × 4,907.46
4. Step 4: Simplify right side
   8,886.18x = 60,179,494.94
5. Step 5: Solve for x
   x = 60,179,494.94/8,886.18
6. Step 6: Final answer
   x = 6,772.26