Finding the Third Proportional to 146,283 and 218,467.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,283 : 218,467.50 = 218,467.50 : x
2. Step 2: Convert to fraction form
   146,283/218,467.50 = 218,467.50/x
3. Step 3: Cross multiply
   146,283x = 218,467.50 × 218,467.50
4. Step 4: Simplify right side
   146,283x = 47,728,048,556.25
5. Step 5: Solve for x
   x = 47,728,048,556.25/146,283
6. Step 6: Final answer
   x = 326,272.01