Finding the Fourth Proportional to 171,560.82, 257,104.54 and 123,795.31

Step by Step Solution

1. Step 1: Write the proportion equation
   171,560.82 : 257,104.54 = 123,795.31 : x
2. Step 2: Convert to fraction form
   171,560.82/257,104.54 = 123,795.31/x
3. Step 3: Cross multiply
   171,560.82x = 257,104.54 × 123,795.31
4. Step 4: Simplify right side
   171,560.82x = 31,828,336,231.71
5. Step 5: Solve for x
   x = 31,828,336,231.71/171,560.82
6. Step 6: Final answer
   x = 185,522.17