Finding the Fourth Proportional to 8,763.45, 12,093.86 and 4,784.78

Step by Step Solution

1. Step 1: Write the proportion equation
   8,763.45 : 12,093.86 = 4,784.78 : x
2. Step 2: Convert to fraction form
   8,763.45/12,093.86 = 4,784.78/x
3. Step 3: Cross multiply
   8,763.45x = 12,093.86 × 4,784.78
4. Step 4: Simplify right side
   8,763.45x = 57,866,375.06
5. Step 5: Solve for x
   x = 57,866,375.06/8,763.45
6. Step 6: Final answer
   x = 6,603.15