Finding the Fourth Proportional to 59,145.39, 88,722.34 and 18,615.42

Step by Step Solution

1. Step 1: Write the proportion equation
   59,145.39 : 88,722.34 = 18,615.42 : x
2. Step 2: Convert to fraction form
   59,145.39/88,722.34 = 18,615.42/x
3. Step 3: Cross multiply
   59,145.39x = 88,722.34 × 18,615.42
4. Step 4: Simplify right side
   59,145.39x = 1,651,603,575.94
5. Step 5: Solve for x
   x = 1,651,603,575.94/59,145.39
6. Step 6: Final answer
   x = 27,924.47