Finding the Fourth Proportional to 49,181.27, 73,845.71 and 28,145.07

Step by Step Solution

1. Step 1: Write the proportion equation
   49,181.27 : 73,845.71 = 28,145.07 : x
2. Step 2: Convert to fraction form
   49,181.27/73,845.71 = 28,145.07/x
3. Step 3: Cross multiply
   49,181.27x = 73,845.71 × 28,145.07
4. Step 4: Simplify right side
   49,181.27x = 2,078,392,167.20
5. Step 5: Solve for x
   x = 2,078,392,167.20/49,181.27
6. Step 6: Final answer
   x = 42,259.83