Finding the Third Proportional to 2,249,142 and 3,205,432.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,249,142 : 3,205,432.50 = 3,205,432.50 : x
2. Step 2: Convert to fraction form
   2,249,142/3,205,432.50 = 3,205,432.50/x
3. Step 3: Cross multiply
   2,249,142x = 3,205,432.50 × 3,205,432.50
4. Step 4: Simplify right side
   2,249,142x = 10,274,797,512,056.25
5. Step 5: Solve for x
   x = 10,274,797,512,056.25/2,249,142
6. Step 6: Final answer
   x = 4,568,318.72