Finding the Third Proportional to 815,896 and 1,146,928

Step by Step Solution

1. Step 1: Write the proportion equation
   815,896 : 1,146,928 = 1,146,928 : x
2. Step 2: Convert to fraction form
   815,896/1,146,928 = 1,146,928/x
3. Step 3: Cross multiply
   815,896x = 1,146,928 × 1,146,928
4. Step 4: Simplify right side
   815,896x = 1,315,443,837,184
5. Step 5: Solve for x
   x = 1,315,443,837,184/815,896
6. Step 6: Final answer
   x = 1,612,269.01