Finding the Third Proportional to 1,049,978 and 1,628,859

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049,978 : 1,628,859 = 1,628,859 : x
2. Step 2: Convert to fraction form
   1,049,978/1,628,859 = 1,628,859/x
3. Step 3: Cross multiply
   1,049,978x = 1,628,859 × 1,628,859
4. Step 4: Simplify right side
   1,049,978x = 2,653,181,641,881
5. Step 5: Solve for x
   x = 2,653,181,641,881/1,049,978
6. Step 6: Final answer
   x = 2,526,892.60