Finding the Third Proportional to 2,142,544 and 3,320,250

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,544 : 3,320,250 = 3,320,250 : x
2. Step 2: Convert to fraction form
   2,142,544/3,320,250 = 3,320,250/x
3. Step 3: Cross multiply
   2,142,544x = 3,320,250 × 3,320,250
4. Step 4: Simplify right side
   2,142,544x = 11,024,060,062,500
5. Step 5: Solve for x
   x = 11,024,060,062,500/2,142,544
6. Step 6: Final answer
   x = 5,145,313.26