Finding the Fourth Proportional to 181,903.28, 272,865.04 and 55,562.72

Step by Step Solution

1. Step 1: Write the proportion equation
   181,903.28 : 272,865.04 = 55,562.72 : x
2. Step 2: Convert to fraction form
   181,903.28/272,865.04 = 55,562.72/x
3. Step 3: Cross multiply
   181,903.28x = 272,865.04 × 55,562.72
4. Step 4: Simplify right side
   181,903.28x = 15,161,123,815.31
5. Step 5: Solve for x
   x = 15,161,123,815.31/181,903.28
6. Step 6: Final answer
   x = 83,347.17