Finding the Third Proportional to 757,986 and 1,642,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   757,986 : 1,642,111.50 = 1,642,111.50 : x
2. Step 2: Convert to fraction form
   757,986/1,642,111.50 = 1,642,111.50/x
3. Step 3: Cross multiply
   757,986x = 1,642,111.50 × 1,642,111.50
4. Step 4: Simplify right side
   757,986x = 2,696,530,178,432.25
5. Step 5: Solve for x
   x = 2,696,530,178,432.25/757,986
6. Step 6: Final answer
   x = 3,557,493.38