Finding the Fourth Proportional to 143,459, 197,973.42 and 83,843

Step by Step Solution

1. Step 1: Write the proportion equation
   143,459 : 197,973.42 = 83,843 : x
2. Step 2: Convert to fraction form
   143,459/197,973.42 = 83,843/x
3. Step 3: Cross multiply
   143,459x = 197,973.42 × 83,843
4. Step 4: Simplify right side
   143,459x = 16,598,685,453.06
5. Step 5: Solve for x
   x = 16,598,685,453.06/143,459
6. Step 6: Final answer
   x = 115,703.34