Finding the Fourth Proportional to 143,443.31, 197,834.00 and 127,322.38

Step by Step Solution

1. Step 1: Write the proportion equation
   143,443.31 : 197,834.00 = 127,322.38 : x
2. Step 2: Convert to fraction form
   143,443.31/197,834.00 = 127,322.38/x
3. Step 3: Cross multiply
   143,443.31x = 197,834.00 × 127,322.38
4. Step 4: Simplify right side
   143,443.31x = 25,188,695,335.60
5. Step 5: Solve for x
   x = 25,188,695,335.60/143,443.31
6. Step 6: Final answer
   x = 175,600.36