Finding the Third Proportional to 2,931,582.50 and 4,420,443

Step by Step Solution

1. Step 1: Write the proportion equation
   2,931,582.50 : 4,420,443 = 4,420,443 : x
2. Step 2: Convert to fraction form
   2,931,582.50/4,420,443 = 4,420,443/x
3. Step 3: Cross multiply
   2,931,582.50x = 4,420,443 × 4,420,443
4. Step 4: Simplify right side
   2,931,582.50x = 19,540,316,316,249
5. Step 5: Solve for x
   x = 19,540,316,316,249/2,931,582.50
6. Step 6: Final answer
   x = 6,665,449.91