Finding the Third Proportional to 753,372 and 1,778,103

Step by Step Solution

1. Step 1: Write the proportion equation
   753,372 : 1,778,103 = 1,778,103 : x
2. Step 2: Convert to fraction form
   753,372/1,778,103 = 1,778,103/x
3. Step 3: Cross multiply
   753,372x = 1,778,103 × 1,778,103
4. Step 4: Simplify right side
   753,372x = 3,161,650,278,609
5. Step 5: Solve for x
   x = 3,161,650,278,609/753,372
6. Step 6: Final answer
   x = 4,196,665.50