Finding the Fourth Proportional to 42,949.04, 59,296.25 and 28,629.05

Step by Step Solution

1. Step 1: Write the proportion equation
   42,949.04 : 59,296.25 = 28,629.05 : x
2. Step 2: Convert to fraction form
   42,949.04/59,296.25 = 28,629.05/x
3. Step 3: Cross multiply
   42,949.04x = 59,296.25 × 28,629.05
4. Step 4: Simplify right side
   42,949.04x = 1,697,595,081.15
5. Step 5: Solve for x
   x = 1,697,595,081.15/42,949.04
6. Step 6: Final answer
   x = 39,525.80