Finding the Third Proportional to 3,392.50 and 4,870.75

Step by Step Solution

1. Step 1: Write the proportion equation
   3,392.50 : 4,870.75 = 4,870.75 : x
2. Step 2: Convert to fraction form
   3,392.50/4,870.75 = 4,870.75/x
3. Step 3: Cross multiply
   3,392.50x = 4,870.75 × 4,870.75
4. Step 4: Simplify right side
   3,392.50x = 23,724,205.56
5. Step 5: Solve for x
   x = 23,724,205.56/3,392.50
6. Step 6: Final answer
   x = 6,993.13