Finding the Third Proportional to 42,000 and 63,876

Step by Step Solution

1. Step 1: Write the proportion equation
   42,000 : 63,876 = 63,876 : x
2. Step 2: Convert to fraction form
   42,000/63,876 = 63,876/x
3. Step 3: Cross multiply
   42,000x = 63,876 × 63,876
4. Step 4: Simplify right side
   42,000x = 4,080,143,376
5. Step 5: Solve for x
   x = 4,080,143,376/42,000
6. Step 6: Final answer
   x = 97,146.27