Finding the Third Proportional to 698,894 and 1,047,243

Step by Step Solution

1. Step 1: Write the proportion equation
   698,894 : 1,047,243 = 1,047,243 : x
2. Step 2: Convert to fraction form
   698,894/1,047,243 = 1,047,243/x
3. Step 3: Cross multiply
   698,894x = 1,047,243 × 1,047,243
4. Step 4: Simplify right side
   698,894x = 1,096,717,901,049
5. Step 5: Solve for x
   x = 1,096,717,901,049/698,894
6. Step 6: Final answer
   x = 1,569,219.23