Finding the Third Proportional to 3,151,401 and 4,888,971

Step by Step Solution

1. Step 1: Write the proportion equation
   3,151,401 : 4,888,971 = 4,888,971 : x
2. Step 2: Convert to fraction form
   3,151,401/4,888,971 = 4,888,971/x
3. Step 3: Cross multiply
   3,151,401x = 4,888,971 × 4,888,971
4. Step 4: Simplify right side
   3,151,401x = 23,902,037,438,841
5. Step 5: Solve for x
   x = 23,902,037,438,841/3,151,401
6. Step 6: Final answer
   x = 7,584,575.06