Finding the Third Proportional to 162,228 and 250,146

Step by Step Solution

1. Step 1: Write the proportion equation
   162,228 : 250,146 = 250,146 : x
2. Step 2: Convert to fraction form
   162,228/250,146 = 250,146/x
3. Step 3: Cross multiply
   162,228x = 250,146 × 250,146
4. Step 4: Simplify right side
   162,228x = 62,573,021,316
5. Step 5: Solve for x
   x = 62,573,021,316/162,228
6. Step 6: Final answer
   x = 385,710.37