Finding the Fourth Proportional to 49,399.59, 74,113.25 and 19,838.18

Step by Step Solution

1. Step 1: Write the proportion equation
   49,399.59 : 74,113.25 = 19,838.18 : x
2. Step 2: Convert to fraction form
   49,399.59/74,113.25 = 19,838.18/x
3. Step 3: Cross multiply
   49,399.59x = 74,113.25 × 19,838.18
4. Step 4: Simplify right side
   49,399.59x = 1,470,271,993.89
5. Step 5: Solve for x
   x = 1,470,271,993.89/49,399.59
6. Step 6: Final answer
   x = 29,762.84