Finding the Third Proportional to 2,188.90 and 3,283.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188.90 : 3,283.35 = 3,283.35 : x
2. Step 2: Convert to fraction form
   2,188.90/3,283.35 = 3,283.35/x
3. Step 3: Cross multiply
   2,188.90x = 3,283.35 × 3,283.35
4. Step 4: Simplify right side
   2,188.90x = 10,780,371.83
5. Step 5: Solve for x
   x = 10,780,371.83/2,188.90
6. Step 6: Final answer
   x = 4,925.02