Finding the Third Proportional to 19,976,981 and 42,985,874

Step by Step Solution

1. Step 1: Write the proportion equation
   19,976,981 : 42,985,874 = 42,985,874 : x
2. Step 2: Convert to fraction form
   19,976,981/42,985,874 = 42,985,874/x
3. Step 3: Cross multiply
   19,976,981x = 42,985,874 × 42,985,874
4. Step 4: Simplify right side
   19,976,981x = 1,847,785,363,543,876
5. Step 5: Solve for x
   x = 1,847,785,363,543,876/19,976,981
6. Step 6: Final answer
   x = 92,495,726.13