Finding the Third Proportional to 433,998 and 671,935.50

Step by Step Solution

1. Step 1: Write the proportion equation
   433,998 : 671,935.50 = 671,935.50 : x
2. Step 2: Convert to fraction form
   433,998/671,935.50 = 671,935.50/x
3. Step 3: Cross multiply
   433,998x = 671,935.50 × 671,935.50
4. Step 4: Simplify right side
   433,998x = 451,497,316,160.25
5. Step 5: Solve for x
   x = 451,497,316,160.25/433,998
6. Step 6: Final answer
   x = 1,040,321.19