Finding the Third Proportional to 911,650 and 1,415,259

Step by Step Solution

1. Step 1: Write the proportion equation
   911,650 : 1,415,259 = 1,415,259 : x
2. Step 2: Convert to fraction form
   911,650/1,415,259 = 1,415,259/x
3. Step 3: Cross multiply
   911,650x = 1,415,259 × 1,415,259
4. Step 4: Simplify right side
   911,650x = 2,002,958,037,081
5. Step 5: Solve for x
   x = 2,002,958,037,081/911,650
6. Step 6: Final answer
   x = 2,197,069.09