Finding the Third Proportional to 42,610 and 91,761

Step by Step Solution

1. Step 1: Write the proportion equation
   42,610 : 91,761 = 91,761 : x
2. Step 2: Convert to fraction form
   42,610/91,761 = 91,761/x
3. Step 3: Cross multiply
   42,610x = 91,761 × 91,761
4. Step 4: Simplify right side
   42,610x = 8,420,081,121
5. Step 5: Solve for x
   x = 8,420,081,121/42,610
6. Step 6: Final answer
   x = 197,608.10