Finding the Third Proportional to 1,820,976 and 3,988,875

Step by Step Solution

1. Step 1: Write the proportion equation
   1,820,976 : 3,988,875 = 3,988,875 : x
2. Step 2: Convert to fraction form
   1,820,976/3,988,875 = 3,988,875/x
3. Step 3: Cross multiply
   1,820,976x = 3,988,875 × 3,988,875
4. Step 4: Simplify right side
   1,820,976x = 15,911,123,765,625
5. Step 5: Solve for x
   x = 15,911,123,765,625/1,820,976
6. Step 6: Final answer
   x = 8,737,689.99