Finding the Third Proportional to 2,443,387.50 and 3,213,101.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443,387.50 : 3,213,101.25 = 3,213,101.25 : x
2. Step 2: Convert to fraction form
   2,443,387.50/3,213,101.25 = 3,213,101.25/x
3. Step 3: Cross multiply
   2,443,387.50x = 3,213,101.25 × 3,213,101.25
4. Step 4: Simplify right side
   2,443,387.50x = 10,324,019,642,751.56
5. Step 5: Solve for x
   x = 10,324,019,642,751.56/2,443,387.50
6. Step 6: Final answer
   x = 4,225,289.54