Finding the Fourth Proportional to 173,619.37, 260,470.37 and 55,290.52

Step by Step Solution

1. Step 1: Write the proportion equation
   173,619.37 : 260,470.37 = 55,290.52 : x
2. Step 2: Convert to fraction form
   173,619.37/260,470.37 = 55,290.52/x
3. Step 3: Cross multiply
   173,619.37x = 260,470.37 × 55,290.52
4. Step 4: Simplify right side
   173,619.37x = 14,401,542,201.89
5. Step 5: Solve for x
   x = 14,401,542,201.89/173,619.37
6. Step 6: Final answer
   x = 82,948.94