Finding the Third Proportional to 1,640,282 and 3,550,132

Step by Step Solution

1. Step 1: Write the proportion equation
   1,640,282 : 3,550,132 = 3,550,132 : x
2. Step 2: Convert to fraction form
   1,640,282/3,550,132 = 3,550,132/x
3. Step 3: Cross multiply
   1,640,282x = 3,550,132 × 3,550,132
4. Step 4: Simplify right side
   1,640,282x = 12,603,437,217,424
5. Step 5: Solve for x
   x = 12,603,437,217,424/1,640,282
6. Step 6: Final answer
   x = 7,683,701.47