Finding the Fourth Proportional to 655,196.46, 982,800.15 and 181,918.72

Step by Step Solution

1. Step 1: Write the proportion equation
   655,196.46 : 982,800.15 = 181,918.72 : x
2. Step 2: Convert to fraction form
   655,196.46/982,800.15 = 181,918.72/x
3. Step 3: Cross multiply
   655,196.46x = 982,800.15 × 181,918.72
4. Step 4: Simplify right side
   655,196.46x = 178,789,745,303.81
5. Step 5: Solve for x
   x = 178,789,745,303.81/655,196.46
6. Step 6: Final answer
   x = 272,879.60