Finding the Third Proportional to 1,488,239 and 3,260,242

Step by Step Solution

1. Step 1: Write the proportion equation
   1,488,239 : 3,260,242 = 3,260,242 : x
2. Step 2: Convert to fraction form
   1,488,239/3,260,242 = 3,260,242/x
3. Step 3: Cross multiply
   1,488,239x = 3,260,242 × 3,260,242
4. Step 4: Simplify right side
   1,488,239x = 10,629,177,898,564
5. Step 5: Solve for x
   x = 10,629,177,898,564/1,488,239
6. Step 6: Final answer
   x = 7,142,117.56