Finding the Third Proportional to 208,112 and 447,786

Step by Step Solution

1. Step 1: Write the proportion equation
   208,112 : 447,786 = 447,786 : x
2. Step 2: Convert to fraction form
   208,112/447,786 = 447,786/x
3. Step 3: Cross multiply
   208,112x = 447,786 × 447,786
4. Step 4: Simplify right side
   208,112x = 200,512,301,796
5. Step 5: Solve for x
   x = 200,512,301,796/208,112
6. Step 6: Final answer
   x = 963,482.65