Finding the Third Proportional to 67,271.34 and 146,365.31

Step by Step Solution

1. Step 1: Write the proportion equation
   67,271.34 : 146,365.31 = 146,365.31 : x
2. Step 2: Convert to fraction form
   67,271.34/146,365.31 = 146,365.31/x
3. Step 3: Cross multiply
   67,271.34x = 146,365.31 × 146,365.31
4. Step 4: Simplify right side
   67,271.34x = 21,422,804,703.22
5. Step 5: Solve for x
   x = 21,422,804,703.22/67,271.34
6. Step 6: Final answer
   x = 318,453.65