Finding the Fourth Proportional to 8,559.93, 11,812.72 and 4,783.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,559.93 : 11,812.72 = 4,783.10 : x
2. Step 2: Convert to fraction form
   8,559.93/11,812.72 = 4,783.10/x
3. Step 3: Cross multiply
   8,559.93x = 11,812.72 × 4,783.10
4. Step 4: Simplify right side
   8,559.93x = 56,501,421.03
5. Step 5: Solve for x
   x = 56,501,421.03/8,559.93
6. Step 6: Final answer
   x = 6,600.69