Finding the Third Proportional to 757,448 and 1,629,340

Step by Step Solution

1. Step 1: Write the proportion equation
   757,448 : 1,629,340 = 1,629,340 : x
2. Step 2: Convert to fraction form
   757,448/1,629,340 = 1,629,340/x
3. Step 3: Cross multiply
   757,448x = 1,629,340 × 1,629,340
4. Step 4: Simplify right side
   757,448x = 2,654,748,835,600
5. Step 5: Solve for x
   x = 2,654,748,835,600/757,448
6. Step 6: Final answer
   x = 3,504,859.52