Finding the Third Proportional to 1,387,058 and 2,981,044

Step by Step Solution

1. Step 1: Write the proportion equation
   1,387,058 : 2,981,044 = 2,981,044 : x
2. Step 2: Convert to fraction form
   1,387,058/2,981,044 = 2,981,044/x
3. Step 3: Cross multiply
   1,387,058x = 2,981,044 × 2,981,044
4. Step 4: Simplify right side
   1,387,058x = 8,886,623,329,936
5. Step 5: Solve for x
   x = 8,886,623,329,936/1,387,058
6. Step 6: Final answer
   x = 6,406,814.52