Finding the Fourth Proportional to 6,719.78, 9,273.30 and 3,735.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,719.78 : 9,273.30 = 3,735.50 : x
2. Step 2: Convert to fraction form
   6,719.78/9,273.30 = 3,735.50/x
3. Step 3: Cross multiply
   6,719.78x = 9,273.30 × 3,735.50
4. Step 4: Simplify right side
   6,719.78x = 34,640,412.15
5. Step 5: Solve for x
   x = 34,640,412.15/6,719.78
6. Step 6: Final answer
   x = 5,154.99