Finding the Fourth Proportional to 50,752.82, 76,041.72 and 33,645.21

Step by Step Solution

1. Step 1: Write the proportion equation
   50,752.82 : 76,041.72 = 33,645.21 : x
2. Step 2: Convert to fraction form
   50,752.82/76,041.72 = 33,645.21/x
3. Step 3: Cross multiply
   50,752.82x = 76,041.72 × 33,645.21
4. Step 4: Simplify right side
   50,752.82x = 2,558,439,638.16
5. Step 5: Solve for x
   x = 2,558,439,638.16/50,752.82
6. Step 6: Final answer
   x = 50,409.81