Finding the Fourth Proportional to 35,746.64, 49,329.60 and 19,830.72

Step by Step Solution

1. Step 1: Write the proportion equation
   35,746.64 : 49,329.60 = 19,830.72 : x
2. Step 2: Convert to fraction form
   35,746.64/49,329.60 = 19,830.72/x
3. Step 3: Cross multiply
   35,746.64x = 49,329.60 × 19,830.72
4. Step 4: Simplify right side
   35,746.64x = 978,241,485.31
5. Step 5: Solve for x
   x = 978,241,485.31/35,746.64
6. Step 6: Final answer
   x = 27,365.97