Finding the Third Proportional to 2,175,405 and 3,057,997.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175,405 : 3,057,997.50 = 3,057,997.50 : x
2. Step 2: Convert to fraction form
   2,175,405/3,057,997.50 = 3,057,997.50/x
3. Step 3: Cross multiply
   2,175,405x = 3,057,997.50 × 3,057,997.50
4. Step 4: Simplify right side
   2,175,405x = 9,351,348,710,006.25
5. Step 5: Solve for x
   x = 9,351,348,710,006.25/2,175,405
6. Step 6: Final answer
   x = 4,298,670.23