Finding the Third Proportional to 42,471 and 63,813

Step by Step Solution

1. Step 1: Write the proportion equation
   42,471 : 63,813 = 63,813 : x
2. Step 2: Convert to fraction form
   42,471/63,813 = 63,813/x
3. Step 3: Cross multiply
   42,471x = 63,813 × 63,813
4. Step 4: Simplify right side
   42,471x = 4,072,098,969
5. Step 5: Solve for x
   x = 4,072,098,969/42,471
6. Step 6: Final answer
   x = 95,879.52