Finding the Fourth Proportional to 79,148.84, 109,225.57 and 42,850.67

Step by Step Solution

1. Step 1: Write the proportion equation
   79,148.84 : 109,225.57 = 42,850.67 : x
2. Step 2: Convert to fraction form
   79,148.84/109,225.57 = 42,850.67/x
3. Step 3: Cross multiply
   79,148.84x = 109,225.57 × 42,850.67
4. Step 4: Simplify right side
   79,148.84x = 4,680,388,855.63
5. Step 5: Solve for x
   x = 4,680,388,855.63/79,148.84
6. Step 6: Final answer
   x = 59,134.02