Finding the Third Proportional to 2,788,772 and 5,912,400

Step by Step Solution

1. Step 1: Write the proportion equation
   2,788,772 : 5,912,400 = 5,912,400 : x
2. Step 2: Convert to fraction form
   2,788,772/5,912,400 = 5,912,400/x
3. Step 3: Cross multiply
   2,788,772x = 5,912,400 × 5,912,400
4. Step 4: Simplify right side
   2,788,772x = 34,956,473,760,000
5. Step 5: Solve for x
   x = 34,956,473,760,000/2,788,772
6. Step 6: Final answer
   x = 12,534,719.14