Finding the Third Proportional to 2,142,550 and 3,320,258

Step by Step Solution

1. Step 1: Write the proportion equation
   2,142,550 : 3,320,258 = 3,320,258 : x
2. Step 2: Convert to fraction form
   2,142,550/3,320,258 = 3,320,258/x
3. Step 3: Cross multiply
   2,142,550x = 3,320,258 × 3,320,258
4. Step 4: Simplify right side
   2,142,550x = 11,024,113,186,564
5. Step 5: Solve for x
   x = 11,024,113,186,564/2,142,550
6. Step 6: Final answer
   x = 5,145,323.65