Finding the Fourth Proportional to 132,719.82, 183,150.60 and 72,291.54

Step by Step Solution

1. Step 1: Write the proportion equation
   132,719.82 : 183,150.60 = 72,291.54 : x
2. Step 2: Convert to fraction form
   132,719.82/183,150.60 = 72,291.54/x
3. Step 3: Cross multiply
   132,719.82x = 183,150.60 × 72,291.54
4. Step 4: Simplify right side
   132,719.82x = 13,240,238,925.92
5. Step 5: Solve for x
   x = 13,240,238,925.92/132,719.82
6. Step 6: Final answer
   x = 99,760.83