Finding the Third Proportional to 838,786.50 and 1,819,659

Step by Step Solution

1. Step 1: Write the proportion equation
   838,786.50 : 1,819,659 = 1,819,659 : x
2. Step 2: Convert to fraction form
   838,786.50/1,819,659 = 1,819,659/x
3. Step 3: Cross multiply
   838,786.50x = 1,819,659 × 1,819,659
4. Step 4: Simplify right side
   838,786.50x = 3,311,158,876,281
5. Step 5: Solve for x
   x = 3,311,158,876,281/838,786.50
6. Step 6: Final answer
   x = 3,947,558.62