Finding the Third Proportional to 1,718,013.75 and 3,392,662.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,718,013.75 : 3,392,662.50 = 3,392,662.50 : x
2. Step 2: Convert to fraction form
   1,718,013.75/3,392,662.50 = 3,392,662.50/x
3. Step 3: Cross multiply
   1,718,013.75x = 3,392,662.50 × 3,392,662.50
4. Step 4: Simplify right side
   1,718,013.75x = 11,510,158,838,906.25
5. Step 5: Solve for x
   x = 11,510,158,838,906.25/1,718,013.75
6. Step 6: Final answer
   x = 6,699,689.59