Finding the Third Proportional to 159,649.50 and 238,090.50

Step by Step Solution

1. Step 1: Write the proportion equation
   159,649.50 : 238,090.50 = 238,090.50 : x
2. Step 2: Convert to fraction form
   159,649.50/238,090.50 = 238,090.50/x
3. Step 3: Cross multiply
   159,649.50x = 238,090.50 × 238,090.50
4. Step 4: Simplify right side
   159,649.50x = 56,687,086,190.25
5. Step 5: Solve for x
   x = 56,687,086,190.25/159,649.50
6. Step 6: Final answer
   x = 355,072.12