Finding the Fourth Proportional to 54,820.56, 75,648.15 and 30,949.59

Step by Step Solution

1. Step 1: Write the proportion equation
   54,820.56 : 75,648.15 = 30,949.59 : x
2. Step 2: Convert to fraction form
   54,820.56/75,648.15 = 30,949.59/x
3. Step 3: Cross multiply
   54,820.56x = 75,648.15 × 30,949.59
4. Step 4: Simplify right side
   54,820.56x = 2,341,279,226.76
5. Step 5: Solve for x
   x = 2,341,279,226.76/54,820.56
6. Step 6: Final answer
   x = 42,708.05