Finding the Fourth Proportional to 79,054.02, 118,323.23 and 42,976.20

Step by Step Solution

1. Step 1: Write the proportion equation
   79,054.02 : 118,323.23 = 42,976.20 : x
2. Step 2: Convert to fraction form
   79,054.02/118,323.23 = 42,976.20/x
3. Step 3: Cross multiply
   79,054.02x = 118,323.23 × 42,976.20
4. Step 4: Simplify right side
   79,054.02x = 5,085,082,582.25
5. Step 5: Solve for x
   x = 5,085,082,582.25/79,054.02
6. Step 6: Final answer
   x = 64,324.15