Finding the Third Proportional to 1,058,409 and 2,319,460

Step by Step Solution

1. Step 1: Write the proportion equation
   1,058,409 : 2,319,460 = 2,319,460 : x
2. Step 2: Convert to fraction form
   1,058,409/2,319,460 = 2,319,460/x
3. Step 3: Cross multiply
   1,058,409x = 2,319,460 × 2,319,460
4. Step 4: Simplify right side
   1,058,409x = 5,379,894,691,600
5. Step 5: Solve for x
   x = 5,379,894,691,600/1,058,409
6. Step 6: Final answer
   x = 5,083,001.65