Finding the Third Proportional to 76,699 and 116,236.50

Step by Step Solution

1. Step 1: Write the proportion equation
   76,699 : 116,236.50 = 116,236.50 : x
2. Step 2: Convert to fraction form
   76,699/116,236.50 = 116,236.50/x
3. Step 3: Cross multiply
   76,699x = 116,236.50 × 116,236.50
4. Step 4: Simplify right side
   76,699x = 13,510,923,932.25
5. Step 5: Solve for x
   x = 13,510,923,932.25/76,699
6. Step 6: Final answer
   x = 176,155.15