Finding the Fourth Proportional to 4,270.50, 6,406.83 and 1,192.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,270.50 : 6,406.83 = 1,192.50 : x
2. Step 2: Convert to fraction form
   4,270.50/6,406.83 = 1,192.50/x
3. Step 3: Cross multiply
   4,270.50x = 6,406.83 × 1,192.50
4. Step 4: Simplify right side
   4,270.50x = 7,640,144.78
5. Step 5: Solve for x
   x = 7,640,144.78/4,270.50
6. Step 6: Final answer
   x = 1,789.05