Finding the Third Proportional to 42,876 and 90,996.75

Step by Step Solution

1. Step 1: Write the proportion equation
   42,876 : 90,996.75 = 90,996.75 : x
2. Step 2: Convert to fraction form
   42,876/90,996.75 = 90,996.75/x
3. Step 3: Cross multiply
   42,876x = 90,996.75 × 90,996.75
4. Step 4: Simplify right side
   42,876x = 8,280,408,510.56
5. Step 5: Solve for x
   x = 8,280,408,510.56/42,876
6. Step 6: Final answer
   x = 193,124.56