Finding the Third Proportional to 30,356 and 42,996

Step by Step Solution

1. Step 1: Write the proportion equation
   30,356 : 42,996 = 42,996 : x
2. Step 2: Convert to fraction form
   30,356/42,996 = 42,996/x
3. Step 3: Cross multiply
   30,356x = 42,996 × 42,996
4. Step 4: Simplify right side
   30,356x = 1,848,656,016
5. Step 5: Solve for x
   x = 1,848,656,016/30,356
6. Step 6: Final answer
   x = 60,899.20