Finding the Third Proportional to 67,633.50 and 146,931

Step by Step Solution

1. Step 1: Write the proportion equation
   67,633.50 : 146,931 = 146,931 : x
2. Step 2: Convert to fraction form
   67,633.50/146,931 = 146,931/x
3. Step 3: Cross multiply
   67,633.50x = 146,931 × 146,931
4. Step 4: Simplify right side
   67,633.50x = 21,588,718,761
5. Step 5: Solve for x
   x = 21,588,718,761/67,633.50
6. Step 6: Final answer
   x = 319,201.56