Finding the Fourth Proportional to 165,573.72, 247,597.56 and 122,959.62

Step by Step Solution

1. Step 1: Write the proportion equation
   165,573.72 : 247,597.56 = 122,959.62 : x
2. Step 2: Convert to fraction form
   165,573.72/247,597.56 = 122,959.62/x
3. Step 3: Cross multiply
   165,573.72x = 247,597.56 × 122,959.62
4. Step 4: Simplify right side
   165,573.72x = 30,444,501,890.53
5. Step 5: Solve for x
   x = 30,444,501,890.53/165,573.72
6. Step 6: Final answer
   x = 183,872.79