Finding the Third Proportional to 42,235 and 61,360

Step by Step Solution

1. Step 1: Write the proportion equation
   42,235 : 61,360 = 61,360 : x
2. Step 2: Convert to fraction form
   42,235/61,360 = 61,360/x
3. Step 3: Cross multiply
   42,235x = 61,360 × 61,360
4. Step 4: Simplify right side
   42,235x = 3,765,049,600
5. Step 5: Solve for x
   x = 3,765,049,600/42,235
6. Step 6: Final answer
   x = 89,145.25