Finding the Fourth Proportional to 7,806.78, 10,773.41 and 4,270.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,806.78 : 10,773.41 = 4,270.05 : x
2. Step 2: Convert to fraction form
   7,806.78/10,773.41 = 4,270.05/x
3. Step 3: Cross multiply
   7,806.78x = 10,773.41 × 4,270.05
4. Step 4: Simplify right side
   7,806.78x = 46,002,978.02
5. Step 5: Solve for x
   x = 46,002,978.02/7,806.78
6. Step 6: Final answer
   x = 5,892.70