Finding the Fourth Proportional to 533,123.82, 799,727.04 and 178,139.09

Step by Step Solution

1. Step 1: Write the proportion equation
   533,123.82 : 799,727.04 = 178,139.09 : x
2. Step 2: Convert to fraction form
   533,123.82/799,727.04 = 178,139.09/x
3. Step 3: Cross multiply
   533,123.82x = 799,727.04 × 178,139.09
4. Step 4: Simplify right side
   533,123.82x = 142,462,645,486.31
5. Step 5: Solve for x
   x = 142,462,645,486.31/533,123.82
6. Step 6: Final answer
   x = 267,222.44