Finding the Third Proportional to 1,163,478 and 1,706,909

Step by Step Solution

1. Step 1: Write the proportion equation
   1,163,478 : 1,706,909 = 1,706,909 : x
2. Step 2: Convert to fraction form
   1,163,478/1,706,909 = 1,706,909/x
3. Step 3: Cross multiply
   1,163,478x = 1,706,909 × 1,706,909
4. Step 4: Simplify right side
   1,163,478x = 2,913,538,334,281
5. Step 5: Solve for x
   x = 2,913,538,334,281/1,163,478
6. Step 6: Final answer
   x = 2,504,162.81