Finding the Fourth Proportional to 171,360.06, 257,049.63 and 53,022.15

Step by Step Solution

1. Step 1: Write the proportion equation
   171,360.06 : 257,049.63 = 53,022.15 : x
2. Step 2: Convert to fraction form
   171,360.06/257,049.63 = 53,022.15/x
3. Step 3: Cross multiply
   171,360.06x = 257,049.63 × 53,022.15
4. Step 4: Simplify right side
   171,360.06x = 13,629,324,039.30
5. Step 5: Solve for x
   x = 13,629,324,039.30/171,360.06
6. Step 6: Final answer
   x = 79,536.18