Finding the Fourth Proportional to 132,196.58, 182,431.78 and 71,767.34

Step by Step Solution

1. Step 1: Write the proportion equation
   132,196.58 : 182,431.78 = 71,767.34 : x
2. Step 2: Convert to fraction form
   132,196.58/182,431.78 = 71,767.34/x
3. Step 3: Cross multiply
   132,196.58x = 182,431.78 × 71,767.34
4. Step 4: Simplify right side
   132,196.58x = 13,092,643,582.07
5. Step 5: Solve for x
   x = 13,092,643,582.07/132,196.58
6. Step 6: Final answer
   x = 99,039.20