Finding the Fourth Proportional to 55,705.59, 76,873.82 and 30,555.27

Step by Step Solution

1. Step 1: Write the proportion equation
   55,705.59 : 76,873.82 = 30,555.27 : x
2. Step 2: Convert to fraction form
   55,705.59/76,873.82 = 30,555.27/x
3. Step 3: Cross multiply
   55,705.59x = 76,873.82 × 30,555.27
4. Step 4: Simplify right side
   55,705.59x = 2,348,900,173.26
5. Step 5: Solve for x
   x = 2,348,900,173.26/55,705.59
6. Step 6: Final answer
   x = 42,166.33