Finding the Fourth Proportional to 158,171.92, 218,111.88 and 101,536.72

Step by Step Solution

1. Step 1: Write the proportion equation
   158,171.92 : 218,111.88 = 101,536.72 : x
2. Step 2: Convert to fraction form
   158,171.92/218,111.88 = 101,536.72/x
3. Step 3: Cross multiply
   158,171.92x = 218,111.88 × 101,536.72
4. Step 4: Simplify right side
   158,171.92x = 22,146,364,888.23
5. Step 5: Solve for x
   x = 22,146,364,888.23/158,171.92
6. Step 6: Final answer
   x = 140,014.52