Finding the Third Proportional to 42,480 and 63,736

Step by Step Solution

1. Step 1: Write the proportion equation
   42,480 : 63,736 = 63,736 : x
2. Step 2: Convert to fraction form
   42,480/63,736 = 63,736/x
3. Step 3: Cross multiply
   42,480x = 63,736 × 63,736
4. Step 4: Simplify right side
   42,480x = 4,062,277,696
5. Step 5: Solve for x
   x = 4,062,277,696/42,480
6. Step 6: Final answer
   x = 95,628.01