Finding the Third Proportional to 103,814 and 143,810.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,814 : 143,810.50 = 143,810.50 : x
2. Step 2: Convert to fraction form
   103,814/143,810.50 = 143,810.50/x
3. Step 3: Cross multiply
   103,814x = 143,810.50 × 143,810.50
4. Step 4: Simplify right side
   103,814x = 20,681,459,910.25
5. Step 5: Solve for x
   x = 20,681,459,910.25/103,814
6. Step 6: Final answer
   x = 199,216.48