Finding the Fourth Proportional to 5,337.50, 7,365.69 and 2,947.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,337.50 : 7,365.69 = 2,947.50 : x
2. Step 2: Convert to fraction form
   5,337.50/7,365.69 = 2,947.50/x
3. Step 3: Cross multiply
   5,337.50x = 7,365.69 × 2,947.50
4. Step 4: Simplify right side
   5,337.50x = 21,710,371.28
5. Step 5: Solve for x
   x = 21,710,371.28/5,337.50
6. Step 6: Final answer
   x = 4,067.52