Finding the Third Proportional to 3,315,770 and 5,272,572

Step by Step Solution

1. Step 1: Write the proportion equation
   3,315,770 : 5,272,572 = 5,272,572 : x
2. Step 2: Convert to fraction form
   3,315,770/5,272,572 = 5,272,572/x
3. Step 3: Cross multiply
   3,315,770x = 5,272,572 × 5,272,572
4. Step 4: Simplify right side
   3,315,770x = 27,800,015,495,184
5. Step 5: Solve for x
   x = 27,800,015,495,184/3,315,770
6. Step 6: Final answer
   x = 8,384,180.90