Finding the Third Proportional to 988,272 and 2,154,976

Step by Step Solution

1. Step 1: Write the proportion equation
   988,272 : 2,154,976 = 2,154,976 : x
2. Step 2: Convert to fraction form
   988,272/2,154,976 = 2,154,976/x
3. Step 3: Cross multiply
   988,272x = 2,154,976 × 2,154,976
4. Step 4: Simplify right side
   988,272x = 4,643,921,560,576
5. Step 5: Solve for x
   x = 4,643,921,560,576/988,272
6. Step 6: Final answer
   x = 4,699,031.81