Finding the Third Proportional to 915,824 and 1,400,928

Step by Step Solution

1. Step 1: Write the proportion equation
   915,824 : 1,400,928 = 1,400,928 : x
2. Step 2: Convert to fraction form
   915,824/1,400,928 = 1,400,928/x
3. Step 3: Cross multiply
   915,824x = 1,400,928 × 1,400,928
4. Step 4: Simplify right side
   915,824x = 1,962,599,261,184
5. Step 5: Solve for x
   x = 1,962,599,261,184/915,824
6. Step 6: Final answer
   x = 2,142,987.37