Finding the Third Proportional to 1,662,190 and 3,586,820

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,190 : 3,586,820 = 3,586,820 : x
2. Step 2: Convert to fraction form
   1,662,190/3,586,820 = 3,586,820/x
3. Step 3: Cross multiply
   1,662,190x = 3,586,820 × 3,586,820
4. Step 4: Simplify right side
   1,662,190x = 12,865,277,712,400
5. Step 5: Solve for x
   x = 12,865,277,712,400/1,662,190
6. Step 6: Final answer
   x = 7,739,956.15