Finding the Third Proportional to 81,190.79 and 116,951.98

Step by Step Solution

1. Step 1: Write the proportion equation
   81,190.79 : 116,951.98 = 116,951.98 : x
2. Step 2: Convert to fraction form
   81,190.79/116,951.98 = 116,951.98/x
3. Step 3: Cross multiply
   81,190.79x = 116,951.98 × 116,951.98
4. Step 4: Simplify right side
   81,190.79x = 13,677,764,821.88
5. Step 5: Solve for x
   x = 13,677,764,821.88/81,190.79
6. Step 6: Final answer
   x = 168,464.48