Finding the Third Proportional to 42,476 and 63,820

Step by Step Solution

1. Step 1: Write the proportion equation
   42,476 : 63,820 = 63,820 : x
2. Step 2: Convert to fraction form
   42,476/63,820 = 63,820/x
3. Step 3: Cross multiply
   42,476x = 63,820 × 63,820
4. Step 4: Simplify right side
   42,476x = 4,072,992,400
5. Step 5: Solve for x
   x = 4,072,992,400/42,476
6. Step 6: Final answer
   x = 95,889.26