Finding the Third Proportional to 1,662,396 and 3,590,512

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,396 : 3,590,512 = 3,590,512 : x
2. Step 2: Convert to fraction form
   1,662,396/3,590,512 = 3,590,512/x
3. Step 3: Cross multiply
   1,662,396x = 3,590,512 × 3,590,512
4. Step 4: Simplify right side
   1,662,396x = 12,891,776,422,144
5. Step 5: Solve for x
   x = 12,891,776,422,144/1,662,396
6. Step 6: Final answer
   x = 7,754,937.10