Finding the Third Proportional to 42,256 and 91,064

Step by Step Solution

1. Step 1: Write the proportion equation
   42,256 : 91,064 = 91,064 : x
2. Step 2: Convert to fraction form
   42,256/91,064 = 91,064/x
3. Step 3: Cross multiply
   42,256x = 91,064 × 91,064
4. Step 4: Simplify right side
   42,256x = 8,292,652,096
5. Step 5: Solve for x
   x = 8,292,652,096/42,256
6. Step 6: Final answer
   x = 196,247.92