Finding the Third Proportional to 76,942.52 and 122,917.30

Step by Step Solution

1. Step 1: Write the proportion equation
   76,942.52 : 122,917.30 = 122,917.30 : x
2. Step 2: Convert to fraction form
   76,942.52/122,917.30 = 122,917.30/x
3. Step 3: Cross multiply
   76,942.52x = 122,917.30 × 122,917.30
4. Step 4: Simplify right side
   76,942.52x = 15,108,663,191.46
5. Step 5: Solve for x
   x = 15,108,663,191.46/76,942.52
6. Step 6: Final answer
   x = 196,363.00