Finding the Third Proportional to 133,623 and 196,060.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,623 : 196,060.50 = 196,060.50 : x
2. Step 2: Convert to fraction form
   133,623/196,060.50 = 196,060.50/x
3. Step 3: Cross multiply
   133,623x = 196,060.50 × 196,060.50
4. Step 4: Simplify right side
   133,623x = 38,439,719,660.25
5. Step 5: Solve for x
   x = 38,439,719,660.25/133,623
6. Step 6: Final answer
   x = 287,672.93