Finding the Third Proportional to 559,184 and 1,216,672

Step by Step Solution

1. Step 1: Write the proportion equation
   559,184 : 1,216,672 = 1,216,672 : x
2. Step 2: Convert to fraction form
   559,184/1,216,672 = 1,216,672/x
3. Step 3: Cross multiply
   559,184x = 1,216,672 × 1,216,672
4. Step 4: Simplify right side
   559,184x = 1,480,290,755,584
5. Step 5: Solve for x
   x = 1,480,290,755,584/559,184
6. Step 6: Final answer
   x = 2,647,233.75