Finding the Fourth Proportional to 90,059.34, 135,103.86 and 27,729.84

Step by Step Solution

1. Step 1: Write the proportion equation
   90,059.34 : 135,103.86 = 27,729.84 : x
2. Step 2: Convert to fraction form
   90,059.34/135,103.86 = 27,729.84/x
3. Step 3: Cross multiply
   90,059.34x = 135,103.86 × 27,729.84
4. Step 4: Simplify right side
   90,059.34x = 3,746,408,421.18
5. Step 5: Solve for x
   x = 3,746,408,421.18/90,059.34
6. Step 6: Final answer
   x = 41,599.33