Finding the Third Proportional to 2,011,687.31 and 4,311,010.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,011,687.31 : 4,311,010.69 = 4,311,010.69 : x
2. Step 2: Convert to fraction form
   2,011,687.31/4,311,010.69 = 4,311,010.69/x
3. Step 3: Cross multiply
   2,011,687.31x = 4,311,010.69 × 4,311,010.69
4. Step 4: Simplify right side
   2,011,687.31x = 18,584,813,147,739.22
5. Step 5: Solve for x
   x = 18,584,813,147,739.22/2,011,687.31
6. Step 6: Final answer
   x = 9,238,420.42