Finding the Third Proportional to 1,058,880 and 1,590,735

Step by Step Solution

1. Step 1: Write the proportion equation
   1,058,880 : 1,590,735 = 1,590,735 : x
2. Step 2: Convert to fraction form
   1,058,880/1,590,735 = 1,590,735/x
3. Step 3: Cross multiply
   1,058,880x = 1,590,735 × 1,590,735
4. Step 4: Simplify right side
   1,058,880x = 2,530,437,840,225
5. Step 5: Solve for x
   x = 2,530,437,840,225/1,058,880
6. Step 6: Final answer
   x = 2,389,730.51