Finding the Fourth Proportional to 104,914.75, 144,739 and 73,102.09

Step by Step Solution

1. Step 1: Write the proportion equation
   104,914.75 : 144,739 = 73,102.09 : x
2. Step 2: Convert to fraction form
   104,914.75/144,739 = 73,102.09/x
3. Step 3: Cross multiply
   104,914.75x = 144,739 × 73,102.09
4. Step 4: Simplify right side
   104,914.75x = 10,580,723,404.51
5. Step 5: Solve for x
   x = 10,580,723,404.51/104,914.75
6. Step 6: Final answer
   x = 100,850.68