Finding the Third Proportional to 168,112 and 364,222

Step by Step Solution

1. Step 1: Write the proportion equation
   168,112 : 364,222 = 364,222 : x
2. Step 2: Convert to fraction form
   168,112/364,222 = 364,222/x
3. Step 3: Cross multiply
   168,112x = 364,222 × 364,222
4. Step 4: Simplify right side
   168,112x = 132,657,665,284
5. Step 5: Solve for x
   x = 132,657,665,284/168,112
6. Step 6: Final answer
   x = 789,102.89