Finding the Third Proportional to 208,728.50 and 456,841

Step by Step Solution

1. Step 1: Write the proportion equation
   208,728.50 : 456,841 = 456,841 : x
2. Step 2: Convert to fraction form
   208,728.50/456,841 = 456,841/x
3. Step 3: Cross multiply
   208,728.50x = 456,841 × 456,841
4. Step 4: Simplify right side
   208,728.50x = 208,703,699,281
5. Step 5: Solve for x
   x = 208,703,699,281/208,728.50
6. Step 6: Final answer
   x = 999,881.18