Finding the Third Proportional to 1,167,728 and 2,515,528

Step by Step Solution

1. Step 1: Write the proportion equation
   1,167,728 : 2,515,528 = 2,515,528 : x
2. Step 2: Convert to fraction form
   1,167,728/2,515,528 = 2,515,528/x
3. Step 3: Cross multiply
   1,167,728x = 2,515,528 × 2,515,528
4. Step 4: Simplify right side
   1,167,728x = 6,327,881,118,784
5. Step 5: Solve for x
   x = 6,327,881,118,784/1,167,728
6. Step 6: Final answer
   x = 5,418,968.39