Finding the Third Proportional to 5,301,860 and 8,159,461

Step by Step Solution

1. Step 1: Write the proportion equation
   5,301,860 : 8,159,461 = 8,159,461 : x
2. Step 2: Convert to fraction form
   5,301,860/8,159,461 = 8,159,461/x
3. Step 3: Cross multiply
   5,301,860x = 8,159,461 × 8,159,461
4. Step 4: Simplify right side
   5,301,860x = 66,576,803,810,521
5. Step 5: Solve for x
   x = 66,576,803,810,521/5,301,860
6. Step 6: Final answer
   x = 12,557,254.21