Finding the Third Proportional to 103,978.50 and 144,873

Step by Step Solution

1. Step 1: Write the proportion equation
   103,978.50 : 144,873 = 144,873 : x
2. Step 2: Convert to fraction form
   103,978.50/144,873 = 144,873/x
3. Step 3: Cross multiply
   103,978.50x = 144,873 × 144,873
4. Step 4: Simplify right side
   103,978.50x = 20,988,186,129
5. Step 5: Solve for x
   x = 20,988,186,129/103,978.50
6. Step 6: Final answer
   x = 201,851.21