Finding the Fourth Proportional to 55,429.82, 76,493.25 and 30,279.32

Step by Step Solution

1. Step 1: Write the proportion equation
   55,429.82 : 76,493.25 = 30,279.32 : x
2. Step 2: Convert to fraction form
   55,429.82/76,493.25 = 30,279.32/x
3. Step 3: Cross multiply
   55,429.82x = 76,493.25 × 30,279.32
4. Step 4: Simplify right side
   55,429.82x = 2,316,163,060.73
5. Step 5: Solve for x
   x = 2,316,163,060.73/55,429.82
6. Step 6: Final answer
   x = 41,785.51