Finding the Third Proportional to 2,665,888 and 4,129,080

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,888 : 4,129,080 = 4,129,080 : x
2. Step 2: Convert to fraction form
   2,665,888/4,129,080 = 4,129,080/x
3. Step 3: Cross multiply
   2,665,888x = 4,129,080 × 4,129,080
4. Step 4: Simplify right side
   2,665,888x = 17,049,301,646,400
5. Step 5: Solve for x
   x = 17,049,301,646,400/2,665,888
6. Step 6: Final answer
   x = 6,395,355.56