Finding the Third Proportional to 757,956 and 1,643,392

Step by Step Solution

1. Step 1: Write the proportion equation
   757,956 : 1,643,392 = 1,643,392 : x
2. Step 2: Convert to fraction form
   757,956/1,643,392 = 1,643,392/x
3. Step 3: Cross multiply
   757,956x = 1,643,392 × 1,643,392
4. Step 4: Simplify right side
   757,956x = 2,700,737,265,664
5. Step 5: Solve for x
   x = 2,700,737,265,664/757,956
6. Step 6: Final answer
   x = 3,563,184.76