Finding the Third Proportional to 389,743 and 837,501

Step by Step Solution

1. Step 1: Write the proportion equation
   389,743 : 837,501 = 837,501 : x
2. Step 2: Convert to fraction form
   389,743/837,501 = 837,501/x
3. Step 3: Cross multiply
   389,743x = 837,501 × 837,501
4. Step 4: Simplify right side
   389,743x = 701,407,925,001
5. Step 5: Solve for x
   x = 701,407,925,001/389,743
6. Step 6: Final answer
   x = 1,799,667.79