Finding the Third Proportional to 230,146 and 492,272

Step by Step Solution

1. Step 1: Write the proportion equation
   230,146 : 492,272 = 492,272 : x
2. Step 2: Convert to fraction form
   230,146/492,272 = 492,272/x
3. Step 3: Cross multiply
   230,146x = 492,272 × 492,272
4. Step 4: Simplify right side
   230,146x = 242,331,721,984
5. Step 5: Solve for x
   x = 242,331,721,984/230,146
6. Step 6: Final answer
   x = 1,052,947.79