Finding the Third Proportional to 101,971.50 and 143,343

Step by Step Solution

1. Step 1: Write the proportion equation
   101,971.50 : 143,343 = 143,343 : x
2. Step 2: Convert to fraction form
   101,971.50/143,343 = 143,343/x
3. Step 3: Cross multiply
   101,971.50x = 143,343 × 143,343
4. Step 4: Simplify right side
   101,971.50x = 20,547,215,649
5. Step 5: Solve for x
   x = 20,547,215,649/101,971.50
6. Step 6: Final answer
   x = 201,499.59