Finding the Third Proportional to 873,972 and 1,906,830

Step by Step Solution

1. Step 1: Write the proportion equation
   873,972 : 1,906,830 = 1,906,830 : x
2. Step 2: Convert to fraction form
   873,972/1,906,830 = 1,906,830/x
3. Step 3: Cross multiply
   873,972x = 1,906,830 × 1,906,830
4. Step 4: Simplify right side
   873,972x = 3,636,000,648,900
5. Step 5: Solve for x
   x = 3,636,000,648,900/873,972
6. Step 6: Final answer
   x = 4,160,317.09