Finding the Third Proportional to 208,323 and 433,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   208,323 : 433,003.50 = 433,003.50 : x
2. Step 2: Convert to fraction form
   208,323/433,003.50 = 433,003.50/x
3. Step 3: Cross multiply
   208,323x = 433,003.50 × 433,003.50
4. Step 4: Simplify right side
   208,323x = 187,492,031,012.25
5. Step 5: Solve for x
   x = 187,492,031,012.25/208,323
6. Step 6: Final answer
   x = 900,006.39