Finding the Third Proportional to 550,426 and 1,116,344

Step by Step Solution

1. Step 1: Write the proportion equation
   550,426 : 1,116,344 = 1,116,344 : x
2. Step 2: Convert to fraction form
   550,426/1,116,344 = 1,116,344/x
3. Step 3: Cross multiply
   550,426x = 1,116,344 × 1,116,344
4. Step 4: Simplify right side
   550,426x = 1,246,223,926,336
5. Step 5: Solve for x
   x = 1,246,223,926,336/550,426
6. Step 6: Final answer
   x = 2,264,108.03