Finding the Fourth Proportional to 132,439, 182,765.82 and 72,823

Step by Step Solution

1. Step 1: Write the proportion equation
   132,439 : 182,765.82 = 72,823 : x
2. Step 2: Convert to fraction form
   132,439/182,765.82 = 72,823/x
3. Step 3: Cross multiply
   132,439x = 182,765.82 × 72,823
4. Step 4: Simplify right side
   132,439x = 13,309,555,309.86
5. Step 5: Solve for x
   x = 13,309,555,309.86/132,439
6. Step 6: Final answer
   x = 100,495.74