Finding the Third Proportional to 27,353.25 and 42,853.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,353.25 : 42,853.50 = 42,853.50 : x
2. Step 2: Convert to fraction form
   27,353.25/42,853.50 = 42,853.50/x
3. Step 3: Cross multiply
   27,353.25x = 42,853.50 × 42,853.50
4. Step 4: Simplify right side
   27,353.25x = 1,836,422,462.25
5. Step 5: Solve for x
   x = 1,836,422,462.25/27,353.25
6. Step 6: Final answer
   x = 67,137.27