Finding the Third Proportional to 1,538,223 and 2,387,970

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,223 : 2,387,970 = 2,387,970 : x
2. Step 2: Convert to fraction form
   1,538,223/2,387,970 = 2,387,970/x
3. Step 3: Cross multiply
   1,538,223x = 2,387,970 × 2,387,970
4. Step 4: Simplify right side
   1,538,223x = 5,702,400,720,900
5. Step 5: Solve for x
   x = 5,702,400,720,900/1,538,223
6. Step 6: Final answer
   x = 3,707,135.26