Finding the Third Proportional to 2,788,780 and 5,912,416

Step by Step Solution

1. Step 1: Write the proportion equation
   2,788,780 : 5,912,416 = 5,912,416 : x
2. Step 2: Convert to fraction form
   2,788,780/5,912,416 = 5,912,416/x
3. Step 3: Cross multiply
   2,788,780x = 5,912,416 × 5,912,416
4. Step 4: Simplify right side
   2,788,780x = 34,956,662,957,056
5. Step 5: Solve for x
   x = 34,956,662,957,056/2,788,780
6. Step 6: Final answer
   x = 12,534,751.02