Finding the Third Proportional to 1,512,988 and 3,278,132

Step by Step Solution

1. Step 1: Write the proportion equation
   1,512,988 : 3,278,132 = 3,278,132 : x
2. Step 2: Convert to fraction form
   1,512,988/3,278,132 = 3,278,132/x
3. Step 3: Cross multiply
   1,512,988x = 3,278,132 × 3,278,132
4. Step 4: Simplify right side
   1,512,988x = 10,746,149,409,424
5. Step 5: Solve for x
   x = 10,746,149,409,424/1,512,988
6. Step 6: Final answer
   x = 7,102,600.56