Finding the Third Proportional to 67,307.06 and 146,838.38

Step by Step Solution

1. Step 1: Write the proportion equation
   67,307.06 : 146,838.38 = 146,838.38 : x
2. Step 2: Convert to fraction form
   67,307.06/146,838.38 = 146,838.38/x
3. Step 3: Cross multiply
   67,307.06x = 146,838.38 × 146,838.38
4. Step 4: Simplify right side
   67,307.06x = 21,561,508,372.64
5. Step 5: Solve for x
   x = 21,561,508,372.64/67,307.06
6. Step 6: Final answer
   x = 320,345.41