Finding the Third Proportional to 6,146,768 and 9,020,860

Step by Step Solution

1. Step 1: Write the proportion equation
   6,146,768 : 9,020,860 = 9,020,860 : x
2. Step 2: Convert to fraction form
   6,146,768/9,020,860 = 9,020,860/x
3. Step 3: Cross multiply
   6,146,768x = 9,020,860 × 9,020,860
4. Step 4: Simplify right side
   6,146,768x = 81,375,915,139,600
5. Step 5: Solve for x
   x = 81,375,915,139,600/6,146,768
6. Step 6: Final answer
   x = 13,238,813.49