Finding the Third Proportional to 747,894 and 1,631,142

Step by Step Solution

1. Step 1: Write the proportion equation
   747,894 : 1,631,142 = 1,631,142 : x
2. Step 2: Convert to fraction form
   747,894/1,631,142 = 1,631,142/x
3. Step 3: Cross multiply
   747,894x = 1,631,142 × 1,631,142
4. Step 4: Simplify right side
   747,894x = 2,660,624,224,164
5. Step 5: Solve for x
   x = 2,660,624,224,164/747,894
6. Step 6: Final answer
   x = 3,557,488.39