Finding the Fourth Proportional to 35,245.58, 48,609.86 and 21,804.03

Step by Step Solution

1. Step 1: Write the proportion equation
   35,245.58 : 48,609.86 = 21,804.03 : x
2. Step 2: Convert to fraction form
   35,245.58/48,609.86 = 21,804.03/x
3. Step 3: Cross multiply
   35,245.58x = 48,609.86 × 21,804.03
4. Step 4: Simplify right side
   35,245.58x = 1,059,890,736.72
5. Step 5: Solve for x
   x = 1,059,890,736.72/35,245.58
6. Step 6: Final answer
   x = 30,071.60