Finding the Third Proportional to 133,015.25 and 200,903.50

Step by Step Solution

1. Step 1: Write the proportion equation
   133,015.25 : 200,903.50 = 200,903.50 : x
2. Step 2: Convert to fraction form
   133,015.25/200,903.50 = 200,903.50/x
3. Step 3: Cross multiply
   133,015.25x = 200,903.50 × 200,903.50
4. Step 4: Simplify right side
   133,015.25x = 40,362,216,312.25
5. Step 5: Solve for x
   x = 40,362,216,312.25/133,015.25
6. Step 6: Final answer
   x = 303,440.52