Finding the Third Proportional to 133,715 and 293,675.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,715 : 293,675.50 = 293,675.50 : x
2. Step 2: Convert to fraction form
   133,715/293,675.50 = 293,675.50/x
3. Step 3: Cross multiply
   133,715x = 293,675.50 × 293,675.50
4. Step 4: Simplify right side
   133,715x = 86,245,299,300.25
5. Step 5: Solve for x
   x = 86,245,299,300.25/133,715
6. Step 6: Final answer
   x = 644,993.45