Finding the Fourth Proportional to 35,894.26, 49,533.01 and 19,978.35

Step by Step Solution

1. Step 1: Write the proportion equation
   35,894.26 : 49,533.01 = 19,978.35 : x
2. Step 2: Convert to fraction form
   35,894.26/49,533.01 = 19,978.35/x
3. Step 3: Cross multiply
   35,894.26x = 49,533.01 × 19,978.35
4. Step 4: Simplify right side
   35,894.26x = 989,587,810.33
5. Step 5: Solve for x
   x = 989,587,810.33/35,894.26
6. Step 6: Final answer
   x = 27,569.53