Finding the Fourth Proportional to 35,830.72, 49,448.28 and 19,915.48

Step by Step Solution

1. Step 1: Write the proportion equation
   35,830.72 : 49,448.28 = 19,915.48 : x
2. Step 2: Convert to fraction form
   35,830.72/49,448.28 = 19,915.48/x
3. Step 3: Cross multiply
   35,830.72x = 49,448.28 × 19,915.48
4. Step 4: Simplify right side
   35,830.72x = 984,786,231.37
5. Step 5: Solve for x
   x = 984,786,231.37/35,830.72
6. Step 6: Final answer
   x = 27,484.41