Finding the Third Proportional to 208,008 and 425,872.69

Step by Step Solution

1. Step 1: Write the proportion equation
   208,008 : 425,872.69 = 425,872.69 : x
2. Step 2: Convert to fraction form
   208,008/425,872.69 = 425,872.69/x
3. Step 3: Cross multiply
   208,008x = 425,872.69 × 425,872.69
4. Step 4: Simplify right side
   208,008x = 181,367,545,958.47
5. Step 5: Solve for x
   x = 181,367,545,958.47/208,008
6. Step 6: Final answer
   x = 871,925.82