Finding the Third Proportional to 1,577,717 and 3,455,755

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,717 : 3,455,755 = 3,455,755 : x
2. Step 2: Convert to fraction form
   1,577,717/3,455,755 = 3,455,755/x
3. Step 3: Cross multiply
   1,577,717x = 3,455,755 × 3,455,755
4. Step 4: Simplify right side
   1,577,717x = 11,942,242,620,025
5. Step 5: Solve for x
   x = 11,942,242,620,025/1,577,717
6. Step 6: Final answer
   x = 7,569,318.59