Finding the Fourth Proportional to 73,158.77, 109,730.16 and 49,617.54

Step by Step Solution

1. Step 1: Write the proportion equation
   73,158.77 : 109,730.16 = 49,617.54 : x
2. Step 2: Convert to fraction form
   73,158.77/109,730.16 = 49,617.54/x
3. Step 3: Cross multiply
   73,158.77x = 109,730.16 × 49,617.54
4. Step 4: Simplify right side
   73,158.77x = 5,444,540,603.01
5. Step 5: Solve for x
   x = 5,444,540,603.01/73,158.77
6. Step 6: Final answer
   x = 74,420.89