Finding the Third Proportional to 42,456 and 63,791

Step by Step Solution

1. Step 1: Write the proportion equation
   42,456 : 63,791 = 63,791 : x
2. Step 2: Convert to fraction form
   42,456/63,791 = 63,791/x
3. Step 3: Cross multiply
   42,456x = 63,791 × 63,791
4. Step 4: Simplify right side
   42,456x = 4,069,291,681
5. Step 5: Solve for x
   x = 4,069,291,681/42,456
6. Step 6: Final answer
   x = 95,847.27