Finding the Third Proportional to 5,146,434 and 7,569,945

Step by Step Solution

1. Step 1: Write the proportion equation
   5,146,434 : 7,569,945 = 7,569,945 : x
2. Step 2: Convert to fraction form
   5,146,434/7,569,945 = 7,569,945/x
3. Step 3: Cross multiply
   5,146,434x = 7,569,945 × 7,569,945
4. Step 4: Simplify right side
   5,146,434x = 57,304,067,303,025
5. Step 5: Solve for x
   x = 57,304,067,303,025/5,146,434
6. Step 6: Final answer
   x = 11,134,713.34