Finding the Third Proportional to 4,856,770 and 7,127,691

Step by Step Solution

1. Step 1: Write the proportion equation
   4,856,770 : 7,127,691 = 7,127,691 : x
2. Step 2: Convert to fraction form
   4,856,770/7,127,691 = 7,127,691/x
3. Step 3: Cross multiply
   4,856,770x = 7,127,691 × 7,127,691
4. Step 4: Simplify right side
   4,856,770x = 50,803,978,991,481
5. Step 5: Solve for x
   x = 50,803,978,991,481/4,856,770
6. Step 6: Final answer
   x = 10,460,445.73