Finding the Third Proportional to 40,912 and 88,080

Step by Step Solution

1. Step 1: Write the proportion equation
   40,912 : 88,080 = 88,080 : x
2. Step 2: Convert to fraction form
   40,912/88,080 = 88,080/x
3. Step 3: Cross multiply
   40,912x = 88,080 × 88,080
4. Step 4: Simplify right side
   40,912x = 7,758,086,400
5. Step 5: Solve for x
   x = 7,758,086,400/40,912
6. Step 6: Final answer
   x = 189,628.63