Finding the Fourth Proportional to 79,164.54, 109,247.23 and 42,866.38

Step by Step Solution

1. Step 1: Write the proportion equation
   79,164.54 : 109,247.23 = 42,866.38 : x
2. Step 2: Convert to fraction form
   79,164.54/109,247.23 = 42,866.38/x
3. Step 3: Cross multiply
   79,164.54x = 109,247.23 × 42,866.38
4. Step 4: Simplify right side
   79,164.54x = 4,683,033,465.27
5. Step 5: Solve for x
   x = 4,683,033,465.27/79,164.54
6. Step 6: Final answer
   x = 59,155.70