Finding the Fourth Proportional to 7,783.72, 10,739.18 and 4,426.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,783.72 : 10,739.18 = 4,426.06 : x
2. Step 2: Convert to fraction form
   7,783.72/10,739.18 = 4,426.06/x
3. Step 3: Cross multiply
   7,783.72x = 10,739.18 × 4,426.06
4. Step 4: Simplify right side
   7,783.72x = 47,532,255.03
5. Step 5: Solve for x
   x = 47,532,255.03/7,783.72
6. Step 6: Final answer
   x = 6,106.62