Finding the Third Proportional to 690,016 and 1,047,472

Step by Step Solution

1. Step 1: Write the proportion equation
   690,016 : 1,047,472 = 1,047,472 : x
2. Step 2: Convert to fraction form
   690,016/1,047,472 = 1,047,472/x
3. Step 3: Cross multiply
   690,016x = 1,047,472 × 1,047,472
4. Step 4: Simplify right side
   690,016x = 1,097,197,590,784
5. Step 5: Solve for x
   x = 1,097,197,590,784/690,016
6. Step 6: Final answer
   x = 1,590,104.56