Finding the Third Proportional to 711,434 and 1,093,392

Step by Step Solution

1. Step 1: Write the proportion equation
   711,434 : 1,093,392 = 1,093,392 : x
2. Step 2: Convert to fraction form
   711,434/1,093,392 = 1,093,392/x
3. Step 3: Cross multiply
   711,434x = 1,093,392 × 1,093,392
4. Step 4: Simplify right side
   711,434x = 1,195,506,065,664
5. Step 5: Solve for x
   x = 1,195,506,065,664/711,434
6. Step 6: Final answer
   x = 1,680,417.39