Finding the Fourth Proportional to 132,499.45, 182,852.25 and 72,073.32

Step by Step Solution

1. Step 1: Write the proportion equation
   132,499.45 : 182,852.25 = 72,073.32 : x
2. Step 2: Convert to fraction form
   132,499.45/182,852.25 = 72,073.32/x
3. Step 3: Cross multiply
   132,499.45x = 182,852.25 × 72,073.32
4. Step 4: Simplify right side
   132,499.45x = 13,178,768,726.97
5. Step 5: Solve for x
   x = 13,178,768,726.97/132,499.45
6. Step 6: Final answer
   x = 99,462.82