Finding the Third Proportional to 2,005,280 and 4,175,788

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,280 : 4,175,788 = 4,175,788 : x
2. Step 2: Convert to fraction form
   2,005,280/4,175,788 = 4,175,788/x
3. Step 3: Cross multiply
   2,005,280x = 4,175,788 × 4,175,788
4. Step 4: Simplify right side
   2,005,280x = 17,437,205,420,944
5. Step 5: Solve for x
   x = 17,437,205,420,944/2,005,280
6. Step 6: Final answer
   x = 8,695,646.20