Finding the Fourth Proportional to 8,768.45, 12,100.74 and 4,789.93

Step by Step Solution

1. Step 1: Write the proportion equation
   8,768.45 : 12,100.74 = 4,789.93 : x
2. Step 2: Convert to fraction form
   8,768.45/12,100.74 = 4,789.93/x
3. Step 3: Cross multiply
   8,768.45x = 12,100.74 × 4,789.93
4. Step 4: Simplify right side
   8,768.45x = 57,961,697.55
5. Step 5: Solve for x
   x = 57,961,697.55/8,768.45
6. Step 6: Final answer
   x = 6,610.26