Finding the Third Proportional to 42,117 and 90,794

Step by Step Solution

1. Step 1: Write the proportion equation
   42,117 : 90,794 = 90,794 : x
2. Step 2: Convert to fraction form
   42,117/90,794 = 90,794/x
3. Step 3: Cross multiply
   42,117x = 90,794 × 90,794
4. Step 4: Simplify right side
   42,117x = 8,243,550,436
5. Step 5: Solve for x
   x = 8,243,550,436/42,117
6. Step 6: Final answer
   x = 195,729.76