Finding the Fourth Proportional to 51,944.02, 78,056.72 and 28,269.07

Step by Step Solution

1. Step 1: Write the proportion equation
   51,944.02 : 78,056.72 = 28,269.07 : x
2. Step 2: Convert to fraction form
   51,944.02/78,056.72 = 28,269.07/x
3. Step 3: Cross multiply
   51,944.02x = 78,056.72 × 28,269.07
4. Step 4: Simplify right side
   51,944.02x = 2,206,590,952.32
5. Step 5: Solve for x
   x = 2,206,590,952.32/51,944.02
6. Step 6: Final answer
   x = 42,480.17