Finding the Fourth Proportional to 21,379.15, 32,068.71 and 5,796.78

Step by Step Solution

1. Step 1: Write the proportion equation
   21,379.15 : 32,068.71 = 5,796.78 : x
2. Step 2: Convert to fraction form
   21,379.15/32,068.71 = 5,796.78/x
3. Step 3: Cross multiply
   21,379.15x = 32,068.71 × 5,796.78
4. Step 4: Simplify right side
   21,379.15x = 185,895,256.75
5. Step 5: Solve for x
   x = 185,895,256.75/21,379.15
6. Step 6: Final answer
   x = 8,695.17