Finding the Fourth Proportional to 35,789.82, 49,394.51 and 21,642.77

Step by Step Solution

1. Step 1: Write the proportion equation
   35,789.82 : 49,394.51 = 21,642.77 : x
2. Step 2: Convert to fraction form
   35,789.82/49,394.51 = 21,642.77/x
3. Step 3: Cross multiply
   35,789.82x = 49,394.51 × 21,642.77
4. Step 4: Simplify right side
   35,789.82x = 1,069,033,664.01
5. Step 5: Solve for x
   x = 1,069,033,664.01/35,789.82
6. Step 6: Final answer
   x = 29,869.77