Finding the Third Proportional to 42,726 and 91,012

Step by Step Solution

1. Step 1: Write the proportion equation
   42,726 : 91,012 = 91,012 : x
2. Step 2: Convert to fraction form
   42,726/91,012 = 91,012/x
3. Step 3: Cross multiply
   42,726x = 91,012 × 91,012
4. Step 4: Simplify right side
   42,726x = 8,283,184,144
5. Step 5: Solve for x
   x = 8,283,184,144/42,726
6. Step 6: Final answer
   x = 193,867.53