Finding the Fourth Proportional to 79,221.69, 109,325.94 and 42,923.19

Step by Step Solution

1. Step 1: Write the proportion equation
   79,221.69 : 109,325.94 = 42,923.19 : x
2. Step 2: Convert to fraction form
   79,221.69/109,325.94 = 42,923.19/x
3. Step 3: Cross multiply
   79,221.69x = 109,325.94 × 42,923.19
4. Step 4: Simplify right side
   79,221.69x = 4,692,618,094.55
5. Step 5: Solve for x
   x = 4,692,618,094.55/79,221.69
6. Step 6: Final answer
   x = 59,234.01