Finding the Third Proportional to 1,836,657 and 3,972,501

Step by Step Solution

1. Step 1: Write the proportion equation
   1,836,657 : 3,972,501 = 3,972,501 : x
2. Step 2: Convert to fraction form
   1,836,657/3,972,501 = 3,972,501/x
3. Step 3: Cross multiply
   1,836,657x = 3,972,501 × 3,972,501
4. Step 4: Simplify right side
   1,836,657x = 15,780,764,195,001
5. Step 5: Solve for x
   x = 15,780,764,195,001/1,836,657
6. Step 6: Final answer
   x = 8,592,112.84