Finding the Fourth Proportional to 7,806.72, 10,774.01 and 4,270.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,806.72 : 10,774.01 = 4,270.45 : x
2. Step 2: Convert to fraction form
   7,806.72/10,774.01 = 4,270.45/x
3. Step 3: Cross multiply
   7,806.72x = 10,774.01 × 4,270.45
4. Step 4: Simplify right side
   7,806.72x = 46,009,871.00
5. Step 5: Solve for x
   x = 46,009,871.00/7,806.72
6. Step 6: Final answer
   x = 5,893.62