Finding the Third Proportional to 18,414 and 42,963

Step by Step Solution

1. Step 1: Write the proportion equation
   18,414 : 42,963 = 42,963 : x
2. Step 2: Convert to fraction form
   18,414/42,963 = 42,963/x
3. Step 3: Cross multiply
   18,414x = 42,963 × 42,963
4. Step 4: Simplify right side
   18,414x = 1,845,819,369
5. Step 5: Solve for x
   x = 1,845,819,369/18,414
6. Step 6: Final answer
   x = 100,240.00