Finding the Fourth Proportional to 165,168.53, 247,789.71 and 52,855.49

Step by Step Solution

1. Step 1: Write the proportion equation
   165,168.53 : 247,789.71 = 52,855.49 : x
2. Step 2: Convert to fraction form
   165,168.53/247,789.71 = 52,855.49/x
3. Step 3: Cross multiply
   165,168.53x = 247,789.71 × 52,855.49
4. Step 4: Simplify right side
   165,168.53x = 13,097,047,158.48
5. Step 5: Solve for x
   x = 13,097,047,158.48/165,168.53
6. Step 6: Final answer
   x = 79,295.05