Finding the Fourth Proportional to 132,567.68, 182,939.72 and 72,136.92

Step by Step Solution

1. Step 1: Write the proportion equation
   132,567.68 : 182,939.72 = 72,136.92 : x
2. Step 2: Convert to fraction form
   132,567.68/182,939.72 = 72,136.92/x
3. Step 3: Cross multiply
   132,567.68x = 182,939.72 × 72,136.92
4. Step 4: Simplify right side
   132,567.68x = 13,196,707,946.46
5. Step 5: Solve for x
   x = 13,196,707,946.46/132,567.68
6. Step 6: Final answer
   x = 99,546.95