Finding the Fourth Proportional to 35,585.64, 49,093.92 and 21,436.56

Step by Step Solution

1. Step 1: Write the proportion equation
   35,585.64 : 49,093.92 = 21,436.56 : x
2. Step 2: Convert to fraction form
   35,585.64/49,093.92 = 21,436.56/x
3. Step 3: Cross multiply
   35,585.64x = 49,093.92 × 21,436.56
4. Step 4: Simplify right side
   35,585.64x = 1,052,404,761.72
5. Step 5: Solve for x
   x = 1,052,404,761.72/35,585.64
6. Step 6: Final answer
   x = 29,573.86