Finding the Fourth Proportional to 6,667.50, 9,201.15 and 3,723.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,667.50 : 9,201.15 = 3,723.50 : x
2. Step 2: Convert to fraction form
   6,667.50/9,201.15 = 3,723.50/x
3. Step 3: Cross multiply
   6,667.50x = 9,201.15 × 3,723.50
4. Step 4: Simplify right side
   6,667.50x = 34,260,482.03
5. Step 5: Solve for x
   x = 34,260,482.03/6,667.50
6. Step 6: Final answer
   x = 5,138.43