Finding the Third Proportional to 753,420 and 1,778,182

Step by Step Solution

1. Step 1: Write the proportion equation
   753,420 : 1,778,182 = 1,778,182 : x
2. Step 2: Convert to fraction form
   753,420/1,778,182 = 1,778,182/x
3. Step 3: Cross multiply
   753,420x = 1,778,182 × 1,778,182
4. Step 4: Simplify right side
   753,420x = 3,161,931,225,124
5. Step 5: Solve for x
   x = 3,161,931,225,124/753,420
6. Step 6: Final answer
   x = 4,196,771.02