Finding the Fourth Proportional to 35,443.60, 48,912.31 and 19,528.05

Step by Step Solution

1. Step 1: Write the proportion equation
   35,443.60 : 48,912.31 = 19,528.05 : x
2. Step 2: Convert to fraction form
   35,443.60/48,912.31 = 19,528.05/x
3. Step 3: Cross multiply
   35,443.60x = 48,912.31 × 19,528.05
4. Step 4: Simplify right side
   35,443.60x = 955,162,050.51
5. Step 5: Solve for x
   x = 955,162,050.51/35,443.60
6. Step 6: Final answer
   x = 26,948.79