Finding the Third Proportional to 42,658 and 88,042

Step by Step Solution

1. Step 1: Write the proportion equation
   42,658 : 88,042 = 88,042 : x
2. Step 2: Convert to fraction form
   42,658/88,042 = 88,042/x
3. Step 3: Cross multiply
   42,658x = 88,042 × 88,042
4. Step 4: Simplify right side
   42,658x = 7,751,393,764
5. Step 5: Solve for x
   x = 7,751,393,764/42,658
6. Step 6: Final answer
   x = 181,710.20