Finding the Third Proportional to 42,175 and 90,602

Step by Step Solution

1. Step 1: Write the proportion equation
   42,175 : 90,602 = 90,602 : x
2. Step 2: Convert to fraction form
   42,175/90,602 = 90,602/x
3. Step 3: Cross multiply
   42,175x = 90,602 × 90,602
4. Step 4: Simplify right side
   42,175x = 8,208,722,404
5. Step 5: Solve for x
   x = 8,208,722,404/42,175
6. Step 6: Final answer
   x = 194,634.79