Finding the Fourth Proportional to 132,445.82, 182,774.25 and 72,016.50

Step by Step Solution

1. Step 1: Write the proportion equation
   132,445.82 : 182,774.25 = 72,016.50 : x
2. Step 2: Convert to fraction form
   132,445.82/182,774.25 = 72,016.50/x
3. Step 3: Cross multiply
   132,445.82x = 182,774.25 × 72,016.50
4. Step 4: Simplify right side
   132,445.82x = 13,162,761,743.93
5. Step 5: Solve for x
   x = 13,162,761,743.93/132,445.82
6. Step 6: Final answer
   x = 99,382.24