Finding the Third Proportional to 521,121 and 1,141,992

Step by Step Solution

1. Step 1: Write the proportion equation
   521,121 : 1,141,992 = 1,141,992 : x
2. Step 2: Convert to fraction form
   521,121/1,141,992 = 1,141,992/x
3. Step 3: Cross multiply
   521,121x = 1,141,992 × 1,141,992
4. Step 4: Simplify right side
   521,121x = 1,304,145,728,064
5. Step 5: Solve for x
   x = 1,304,145,728,064/521,121
6. Step 6: Final answer
   x = 2,502,577.57