Finding the Third Proportional to 2,208,768.75 and 3,240,445.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208,768.75 : 3,240,445.50 = 3,240,445.50 : x
2. Step 2: Convert to fraction form
   2,208,768.75/3,240,445.50 = 3,240,445.50/x
3. Step 3: Cross multiply
   2,208,768.75x = 3,240,445.50 × 3,240,445.50
4. Step 4: Simplify right side
   2,208,768.75x = 10,500,487,038,470.25
5. Step 5: Solve for x
   x = 10,500,487,038,470.25/2,208,768.75
6. Step 6: Final answer
   x = 4,754,000.18