Finding the Third Proportional to 81,405 and 116,883

Step by Step Solution

1. Step 1: Write the proportion equation
   81,405 : 116,883 = 116,883 : x
2. Step 2: Convert to fraction form
   81,405/116,883 = 116,883/x
3. Step 3: Cross multiply
   81,405x = 116,883 × 116,883
4. Step 4: Simplify right side
   81,405x = 13,661,635,689
5. Step 5: Solve for x
   x = 13,661,635,689/81,405
6. Step 6: Final answer
   x = 167,823.05