Finding the Third Proportional to 1,025,109 and 1,629,213

Step by Step Solution

1. Step 1: Write the proportion equation
   1,025,109 : 1,629,213 = 1,629,213 : x
2. Step 2: Convert to fraction form
   1,025,109/1,629,213 = 1,629,213/x
3. Step 3: Cross multiply
   1,025,109x = 1,629,213 × 1,629,213
4. Step 4: Simplify right side
   1,025,109x = 2,654,334,999,369
5. Step 5: Solve for x
   x = 2,654,334,999,369/1,025,109
6. Step 6: Final answer
   x = 2,589,319.77