Finding the Fourth Proportional to 58,145.39, 87,162.71 and 18,674.82

Step by Step Solution

1. Step 1: Write the proportion equation
   58,145.39 : 87,162.71 = 18,674.82 : x
2. Step 2: Convert to fraction form
   58,145.39/87,162.71 = 18,674.82/x
3. Step 3: Cross multiply
   58,145.39x = 87,162.71 × 18,674.82
4. Step 4: Simplify right side
   58,145.39x = 1,627,747,919.96
5. Step 5: Solve for x
   x = 1,627,747,919.96/58,145.39
6. Step 6: Final answer
   x = 27,994.44