Finding the Third Proportional to 509,225 and 1,116,379

Step by Step Solution

1. Step 1: Write the proportion equation
   509,225 : 1,116,379 = 1,116,379 : x
2. Step 2: Convert to fraction form
   509,225/1,116,379 = 1,116,379/x
3. Step 3: Cross multiply
   509,225x = 1,116,379 × 1,116,379
4. Step 4: Simplify right side
   509,225x = 1,246,302,071,641
5. Step 5: Solve for x
   x = 1,246,302,071,641/509,225
6. Step 6: Final answer
   x = 2,447,448.71