Finding the Fourth Proportional to 8,780.36, 12,116.72 and 4,801.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,780.36 : 12,116.72 = 4,801.46 : x
2. Step 2: Convert to fraction form
   8,780.36/12,116.72 = 4,801.46/x
3. Step 3: Cross multiply
   8,780.36x = 12,116.72 × 4,801.46
4. Step 4: Simplify right side
   8,780.36x = 58,177,885.83
5. Step 5: Solve for x
   x = 58,177,885.83/8,780.36
6. Step 6: Final answer
   x = 6,625.91