Finding the Third Proportional to 559,764 and 1,207,980

Step by Step Solution

1. Step 1: Write the proportion equation
   559,764 : 1,207,980 = 1,207,980 : x
2. Step 2: Convert to fraction form
   559,764/1,207,980 = 1,207,980/x
3. Step 3: Cross multiply
   559,764x = 1,207,980 × 1,207,980
4. Step 4: Simplify right side
   559,764x = 1,459,215,680,400
5. Step 5: Solve for x
   x = 1,459,215,680,400/559,764
6. Step 6: Final answer
   x = 2,606,840.88