Finding the Fourth Proportional to 159,133, 218,258.10 and 141,196.88

Step by Step Solution

1. Step 1: Write the proportion equation
   159,133 : 218,258.10 = 141,196.88 : x
2. Step 2: Convert to fraction form
   159,133/218,258.10 = 141,196.88/x
3. Step 3: Cross multiply
   159,133x = 218,258.10 × 141,196.88
4. Step 4: Simplify right side
   159,133x = 30,817,362,754.73
5. Step 5: Solve for x
   x = 30,817,362,754.73/159,133
6. Step 6: Final answer
   x = 193,657.90