Finding the Third Proportional to 162,090 and 238,942.69

Step by Step Solution

1. Step 1: Write the proportion equation
   162,090 : 238,942.69 = 238,942.69 : x
2. Step 2: Convert to fraction form
   162,090/238,942.69 = 238,942.69/x
3. Step 3: Cross multiply
   162,090x = 238,942.69 × 238,942.69
4. Step 4: Simplify right side
   162,090x = 57,093,607,909.72
5. Step 5: Solve for x
   x = 57,093,607,909.72/162,090
6. Step 6: Final answer
   x = 352,233.99