Finding the Third Proportional to 2,145,363 and 3,180,922.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,363 : 3,180,922.50 = 3,180,922.50 : x
2. Step 2: Convert to fraction form
   2,145,363/3,180,922.50 = 3,180,922.50/x
3. Step 3: Cross multiply
   2,145,363x = 3,180,922.50 × 3,180,922.50
4. Step 4: Simplify right side
   2,145,363x = 10,118,267,951,006.25
5. Step 5: Solve for x
   x = 10,118,267,951,006.25/2,145,363
6. Step 6: Final answer
   x = 4,716,343.09