Finding the Fourth Proportional to 21,380.52, 32,065.80 and 5,799.36

Step by Step Solution

1. Step 1: Write the proportion equation
   21,380.52 : 32,065.80 = 5,799.36 : x
2. Step 2: Convert to fraction form
   21,380.52/32,065.80 = 5,799.36/x
3. Step 3: Cross multiply
   21,380.52x = 32,065.80 × 5,799.36
4. Step 4: Simplify right side
   21,380.52x = 185,961,117.89
5. Step 5: Solve for x
   x = 185,961,117.89/21,380.52
6. Step 6: Final answer
   x = 8,697.69