Finding the Fourth Proportional to 38,833.34, 58,235.22 and 13,868.72

Step by Step Solution

1. Step 1: Write the proportion equation
   38,833.34 : 58,235.22 = 13,868.72 : x
2. Step 2: Convert to fraction form
   38,833.34/58,235.22 = 13,868.72/x
3. Step 3: Cross multiply
   38,833.34x = 58,235.22 × 13,868.72
4. Step 4: Simplify right side
   38,833.34x = 807,647,960.32
5. Step 5: Solve for x
   x = 807,647,960.32/38,833.34
6. Step 6: Final answer
   x = 20,797.80