Finding the Third Proportional to 1,439,020 and 2,078,970

Step by Step Solution

1. Step 1: Write the proportion equation
   1,439,020 : 2,078,970 = 2,078,970 : x
2. Step 2: Convert to fraction form
   1,439,020/2,078,970 = 2,078,970/x
3. Step 3: Cross multiply
   1,439,020x = 2,078,970 × 2,078,970
4. Step 4: Simplify right side
   1,439,020x = 4,322,116,260,900
5. Step 5: Solve for x
   x = 4,322,116,260,900/1,439,020
6. Step 6: Final answer
   x = 3,003,513.68