Finding the Fourth Proportional to 8,735.69, 12,055.15 and 4,756.90

Step by Step Solution

1. Step 1: Write the proportion equation
   8,735.69 : 12,055.15 = 4,756.90 : x
2. Step 2: Convert to fraction form
   8,735.69/12,055.15 = 4,756.90/x
3. Step 3: Cross multiply
   8,735.69x = 12,055.15 × 4,756.90
4. Step 4: Simplify right side
   8,735.69x = 57,345,143.04
5. Step 5: Solve for x
   x = 57,345,143.04/8,735.69
6. Step 6: Final answer
   x = 6,564.47