Finding the Third Proportional to 133,963 and 207,241.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,963 : 207,241.50 = 207,241.50 : x
2. Step 2: Convert to fraction form
   133,963/207,241.50 = 207,241.50/x
3. Step 3: Cross multiply
   133,963x = 207,241.50 × 207,241.50
4. Step 4: Simplify right side
   133,963x = 42,949,039,322.25
5. Step 5: Solve for x
   x = 42,949,039,322.25/133,963
6. Step 6: Final answer
   x = 320,603.74