Finding the Third Proportional to 3,393.75 and 7,237.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,393.75 : 7,237.50 = 7,237.50 : x
2. Step 2: Convert to fraction form
   3,393.75/7,237.50 = 7,237.50/x
3. Step 3: Cross multiply
   3,393.75x = 7,237.50 × 7,237.50
4. Step 4: Simplify right side
   3,393.75x = 52,381,406.25
5. Step 5: Solve for x
   x = 52,381,406.25/3,393.75
6. Step 6: Final answer
   x = 15,434.67