Finding the Fourth Proportional to 38,086.88, 52,558.56 and 21,091.86

Step by Step Solution

1. Step 1: Write the proportion equation
   38,086.88 : 52,558.56 = 21,091.86 : x
2. Step 2: Convert to fraction form
   38,086.88/52,558.56 = 21,091.86/x
3. Step 3: Cross multiply
   38,086.88x = 52,558.56 × 21,091.86
4. Step 4: Simplify right side
   38,086.88x = 1,108,557,789.32
5. Step 5: Solve for x
   x = 1,108,557,789.32/38,086.88
6. Step 6: Final answer
   x = 29,106.03