Finding the Fourth Proportional to 8,762.04, 12,091.55 and 4,783.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,762.04 : 12,091.55 = 4,783.12 : x
2. Step 2: Convert to fraction form
   8,762.04/12,091.55 = 4,783.12/x
3. Step 3: Cross multiply
   8,762.04x = 12,091.55 × 4,783.12
4. Step 4: Simplify right side
   8,762.04x = 57,835,280.49
5. Step 5: Solve for x
   x = 57,835,280.49/8,762.04
6. Step 6: Final answer
   x = 6,600.66