Finding the Fourth Proportional to 181,855.71, 272,826.50 and 57,196.71

Step by Step Solution

1. Step 1: Write the proportion equation
   181,855.71 : 272,826.50 = 57,196.71 : x
2. Step 2: Convert to fraction form
   181,855.71/272,826.50 = 57,196.71/x
3. Step 3: Cross multiply
   181,855.71x = 272,826.50 × 57,196.71
4. Step 4: Simplify right side
   181,855.71x = 15,604,777,914.83
5. Step 5: Solve for x
   x = 15,604,777,914.83/181,855.71
6. Step 6: Final answer
   x = 85,808.57