Finding the Third Proportional to 208,484.50 and 456,860

Step by Step Solution

1. Step 1: Write the proportion equation
   208,484.50 : 456,860 = 456,860 : x
2. Step 2: Convert to fraction form
   208,484.50/456,860 = 456,860/x
3. Step 3: Cross multiply
   208,484.50x = 456,860 × 456,860
4. Step 4: Simplify right side
   208,484.50x = 208,721,059,600
5. Step 5: Solve for x
   x = 208,721,059,600/208,484.50
6. Step 6: Final answer
   x = 1,001,134.66