Finding the Fourth Proportional to 38,868.82, 53,638.96 and 22,101.82

Step by Step Solution

1. Step 1: Write the proportion equation
   38,868.82 : 53,638.96 = 22,101.82 : x
2. Step 2: Convert to fraction form
   38,868.82/53,638.96 = 22,101.82/x
3. Step 3: Cross multiply
   38,868.82x = 53,638.96 × 22,101.82
4. Step 4: Simplify right side
   38,868.82x = 1,185,518,638.91
5. Step 5: Solve for x
   x = 1,185,518,638.91/38,868.82
6. Step 6: Final answer
   x = 30,500.51