Finding the Third Proportional to 3,420,567 and 7,432,528

Step by Step Solution

1. Step 1: Write the proportion equation
   3,420,567 : 7,432,528 = 7,432,528 : x
2. Step 2: Convert to fraction form
   3,420,567/7,432,528 = 7,432,528/x
3. Step 3: Cross multiply
   3,420,567x = 7,432,528 × 7,432,528
4. Step 4: Simplify right side
   3,420,567x = 55,242,472,470,784
5. Step 5: Solve for x
   x = 55,242,472,470,784/3,420,567
6. Step 6: Final answer
   x = 16,150,092.21