Finding the Fourth Proportional to 35,748.78, 49,339.22 and 19,838.35

Step by Step Solution

1. Step 1: Write the proportion equation
   35,748.78 : 49,339.22 = 19,838.35 : x
2. Step 2: Convert to fraction form
   35,748.78/49,339.22 = 19,838.35/x
3. Step 3: Cross multiply
   35,748.78x = 49,339.22 × 19,838.35
4. Step 4: Simplify right side
   35,748.78x = 978,808,715.09
5. Step 5: Solve for x
   x = 978,808,715.09/35,748.78
6. Step 6: Final answer
   x = 27,380.20