Finding the Fourth Proportional to 49,542.89, 74,316.77 and 19,956.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,542.89 : 74,316.77 = 19,956.72 : x
2. Step 2: Convert to fraction form
   49,542.89/74,316.77 = 19,956.72/x
3. Step 3: Cross multiply
   49,542.89x = 74,316.77 × 19,956.72
4. Step 4: Simplify right side
   49,542.89x = 1,483,118,870.41
5. Step 5: Solve for x
   x = 1,483,118,870.41/49,542.89
6. Step 6: Final answer
   x = 29,936.06