Finding the Fourth Proportional to 181,662.50, 272,537.52 and 57,003.50

Step by Step Solution

1. Step 1: Write the proportion equation
   181,662.50 : 272,537.52 = 57,003.50 : x
2. Step 2: Convert to fraction form
   181,662.50/272,537.52 = 57,003.50/x
3. Step 3: Cross multiply
   181,662.50x = 272,537.52 × 57,003.50
4. Step 4: Simplify right side
   181,662.50x = 15,535,592,521.32
5. Step 5: Solve for x
   x = 15,535,592,521.32/181,662.50
6. Step 6: Final answer
   x = 85,518.98