Finding the Fourth Proportional to 55,494.05, 76,579.53 and 31,618.70

Step by Step Solution

1. Step 1: Write the proportion equation
   55,494.05 : 76,579.53 = 31,618.70 : x
2. Step 2: Convert to fraction form
   55,494.05/76,579.53 = 31,618.70/x
3. Step 3: Cross multiply
   55,494.05x = 76,579.53 × 31,618.70
4. Step 4: Simplify right side
   55,494.05x = 2,421,345,185.21
5. Step 5: Solve for x
   x = 2,421,345,185.21/55,494.05
6. Step 6: Final answer
   x = 43,632.52