Finding the Third Proportional to 559,403 and 1,224,598

Step by Step Solution

1. Step 1: Write the proportion equation
   559,403 : 1,224,598 = 1,224,598 : x
2. Step 2: Convert to fraction form
   559,403/1,224,598 = 1,224,598/x
3. Step 3: Cross multiply
   559,403x = 1,224,598 × 1,224,598
4. Step 4: Simplify right side
   559,403x = 1,499,640,261,604
5. Step 5: Solve for x
   x = 1,499,640,261,604/559,403
6. Step 6: Final answer
   x = 2,680,786.95