Finding the Third Proportional to 60,909.47 and 146,734.03

Step by Step Solution

1. Step 1: Write the proportion equation
   60,909.47 : 146,734.03 = 146,734.03 : x
2. Step 2: Convert to fraction form
   60,909.47/146,734.03 = 146,734.03/x
3. Step 3: Cross multiply
   60,909.47x = 146,734.03 × 146,734.03
4. Step 4: Simplify right side
   60,909.47x = 21,530,875,926.88
5. Step 5: Solve for x
   x = 21,530,875,926.88/60,909.47
6. Step 6: Final answer
   x = 353,489.80