Finding the Fourth Proportional to 35,599.05, 49,111.25 and 21,443.76

Step by Step Solution

1. Step 1: Write the proportion equation
   35,599.05 : 49,111.25 = 21,443.76 : x
2. Step 2: Convert to fraction form
   35,599.05/49,111.25 = 21,443.76/x
3. Step 3: Cross multiply
   35,599.05x = 49,111.25 × 21,443.76
4. Step 4: Simplify right side
   35,599.05x = 1,053,129,751.08
5. Step 5: Solve for x
   x = 1,053,129,751.08/35,599.05
6. Step 6: Final answer
   x = 29,583.09