Finding the Fourth Proportional to 35,085.68, 48,404.49 and 21,633.57

Step by Step Solution

1. Step 1: Write the proportion equation
   35,085.68 : 48,404.49 = 21,633.57 : x
2. Step 2: Convert to fraction form
   35,085.68/48,404.49 = 21,633.57/x
3. Step 3: Cross multiply
   35,085.68x = 48,404.49 × 21,633.57
4. Step 4: Simplify right side
   35,085.68x = 1,047,161,922.73
5. Step 5: Solve for x
   x = 1,047,161,922.73/35,085.68
6. Step 6: Final answer
   x = 29,845.85