Finding the Third Proportional to 2,586,204 and 5,620,063.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,586,204 : 5,620,063.50 = 5,620,063.50 : x
2. Step 2: Convert to fraction form
   2,586,204/5,620,063.50 = 5,620,063.50/x
3. Step 3: Cross multiply
   2,586,204x = 5,620,063.50 × 5,620,063.50
4. Step 4: Simplify right side
   2,586,204x = 31,585,113,744,032.25
5. Step 5: Solve for x
   x = 31,585,113,744,032.25/2,586,204
6. Step 6: Final answer
   x = 12,212,924.33