Finding the Third Proportional to 647,084 and 1,377,153

Step by Step Solution

1. Step 1: Write the proportion equation
   647,084 : 1,377,153 = 1,377,153 : x
2. Step 2: Convert to fraction form
   647,084/1,377,153 = 1,377,153/x
3. Step 3: Cross multiply
   647,084x = 1,377,153 × 1,377,153
4. Step 4: Simplify right side
   647,084x = 1,896,550,385,409
5. Step 5: Solve for x
   x = 1,896,550,385,409/647,084
6. Step 6: Final answer
   x = 2,930,918.37