Finding the Third Proportional to 749,628 and 1,606,392

Step by Step Solution

1. Step 1: Write the proportion equation
   749,628 : 1,606,392 = 1,606,392 : x
2. Step 2: Convert to fraction form
   749,628/1,606,392 = 1,606,392/x
3. Step 3: Cross multiply
   749,628x = 1,606,392 × 1,606,392
4. Step 4: Simplify right side
   749,628x = 2,580,495,257,664
5. Step 5: Solve for x
   x = 2,580,495,257,664/749,628
6. Step 6: Final answer
   x = 3,442,367.76