Finding the Third Proportional to 42,611 and 91,764

Step by Step Solution

1. Step 1: Write the proportion equation
   42,611 : 91,764 = 91,764 : x
2. Step 2: Convert to fraction form
   42,611/91,764 = 91,764/x
3. Step 3: Cross multiply
   42,611x = 91,764 × 91,764
4. Step 4: Simplify right side
   42,611x = 8,420,631,696
5. Step 5: Solve for x
   x = 8,420,631,696/42,611
6. Step 6: Final answer
   x = 197,616.38