Finding the Fourth Proportional to 181,957.76, 272,978.18 and 55,615.98

Step by Step Solution

1. Step 1: Write the proportion equation
   181,957.76 : 272,978.18 = 55,615.98 : x
2. Step 2: Convert to fraction form
   181,957.76/272,978.18 = 55,615.98/x
3. Step 3: Cross multiply
   181,957.76x = 272,978.18 × 55,615.98
4. Step 4: Simplify right side
   181,957.76x = 15,181,948,721.24
5. Step 5: Solve for x
   x = 15,181,948,721.24/181,957.76
6. Step 6: Final answer
   x = 83,436.67