Finding the Third Proportional to 3,810,080 and 5,431,323

Step by Step Solution

1. Step 1: Write the proportion equation
   3,810,080 : 5,431,323 = 5,431,323 : x
2. Step 2: Convert to fraction form
   3,810,080/5,431,323 = 5,431,323/x
3. Step 3: Cross multiply
   3,810,080x = 5,431,323 × 5,431,323
4. Step 4: Simplify right side
   3,810,080x = 29,499,269,530,329
5. Step 5: Solve for x
   x = 29,499,269,530,329/3,810,080
6. Step 6: Final answer
   x = 7,742,427.86