Finding the Third Proportional to 200,942.50 and 433,435.25

Step by Step Solution

1. Step 1: Write the proportion equation
   200,942.50 : 433,435.25 = 433,435.25 : x
2. Step 2: Convert to fraction form
   200,942.50/433,435.25 = 433,435.25/x
3. Step 3: Cross multiply
   200,942.50x = 433,435.25 × 433,435.25
4. Step 4: Simplify right side
   200,942.50x = 187,866,115,942.56
5. Step 5: Solve for x
   x = 187,866,115,942.56/200,942.50
6. Step 6: Final answer
   x = 934,924.75