Finding the Third Proportional to 42,284 and 55,614

Step by Step Solution

1. Step 1: Write the proportion equation
   42,284 : 55,614 = 55,614 : x
2. Step 2: Convert to fraction form
   42,284/55,614 = 55,614/x
3. Step 3: Cross multiply
   42,284x = 55,614 × 55,614
4. Step 4: Simplify right side
   42,284x = 3,092,916,996
5. Step 5: Solve for x
   x = 3,092,916,996/42,284
6. Step 6: Final answer
   x = 73,146.27