Finding the Third Proportional to 1,810,590 and 3,957,492

Step by Step Solution

1. Step 1: Write the proportion equation
   1,810,590 : 3,957,492 = 3,957,492 : x
2. Step 2: Convert to fraction form
   1,810,590/3,957,492 = 3,957,492/x
3. Step 3: Cross multiply
   1,810,590x = 3,957,492 × 3,957,492
4. Step 4: Simplify right side
   1,810,590x = 15,661,742,930,064
5. Step 5: Solve for x
   x = 15,661,742,930,064/1,810,590
6. Step 6: Final answer
   x = 8,650,077.01