Finding the Third Proportional to 692,478 and 1,043,274

Step by Step Solution

1. Step 1: Write the proportion equation
   692,478 : 1,043,274 = 1,043,274 : x
2. Step 2: Convert to fraction form
   692,478/1,043,274 = 1,043,274/x
3. Step 3: Cross multiply
   692,478x = 1,043,274 × 1,043,274
4. Step 4: Simplify right side
   692,478x = 1,088,420,639,076
5. Step 5: Solve for x
   x = 1,088,420,639,076/692,478
6. Step 6: Final answer
   x = 1,571,776.49