Finding the Third Proportional to 230,168 and 492,316

Step by Step Solution

1. Step 1: Write the proportion equation
   230,168 : 492,316 = 492,316 : x
2. Step 2: Convert to fraction form
   230,168/492,316 = 492,316/x
3. Step 3: Cross multiply
   230,168x = 492,316 × 492,316
4. Step 4: Simplify right side
   230,168x = 242,375,043,856
5. Step 5: Solve for x
   x = 242,375,043,856/230,168
6. Step 6: Final answer
   x = 1,053,035.36