Finding the Fourth Proportional to 21,388.34, 32,086.16 and 6,594.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,388.34 : 32,086.16 = 6,594.50 : x
2. Step 2: Convert to fraction form
   21,388.34/32,086.16 = 6,594.50/x
3. Step 3: Cross multiply
   21,388.34x = 32,086.16 × 6,594.50
4. Step 4: Simplify right side
   21,388.34x = 211,592,278.82
5. Step 5: Solve for x
   x = 211,592,278.82/21,388.34
6. Step 6: Final answer
   x = 9,892.88