Finding the Third Proportional to 42,036 and 63,210

Step by Step Solution

1. Step 1: Write the proportion equation
   42,036 : 63,210 = 63,210 : x
2. Step 2: Convert to fraction form
   42,036/63,210 = 63,210/x
3. Step 3: Cross multiply
   42,036x = 63,210 × 63,210
4. Step 4: Simplify right side
   42,036x = 3,995,504,100
5. Step 5: Solve for x
   x = 3,995,504,100/42,036
6. Step 6: Final answer
   x = 95,049.58