Finding the Fourth Proportional to 7,259.50, 10,868.59 and 4,786.77

Step by Step Solution

1. Step 1: Write the proportion equation
   7,259.50 : 10,868.59 = 4,786.77 : x
2. Step 2: Convert to fraction form
   7,259.50/10,868.59 = 4,786.77/x
3. Step 3: Cross multiply
   7,259.50x = 10,868.59 × 4,786.77
4. Step 4: Simplify right side
   7,259.50x = 52,025,440.55
5. Step 5: Solve for x
   x = 52,025,440.55/7,259.50
6. Step 6: Final answer
   x = 7,166.53