Finding the Third Proportional to 1,058,136 and 1,589,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,058,136 : 1,589,616 = 1,589,616 : x
2. Step 2: Convert to fraction form
   1,058,136/1,589,616 = 1,589,616/x
3. Step 3: Cross multiply
   1,058,136x = 1,589,616 × 1,589,616
4. Step 4: Simplify right side
   1,058,136x = 2,526,879,027,456
5. Step 5: Solve for x
   x = 2,526,879,027,456/1,058,136
6. Step 6: Final answer
   x = 2,388,047.50