Finding the Fourth Proportional to 21,399.40, 32,095.86 and 5,604.76

Step by Step Solution

1. Step 1: Write the proportion equation
   21,399.40 : 32,095.86 = 5,604.76 : x
2. Step 2: Convert to fraction form
   21,399.40/32,095.86 = 5,604.76/x
3. Step 3: Cross multiply
   21,399.40x = 32,095.86 × 5,604.76
4. Step 4: Simplify right side
   21,399.40x = 179,889,592.29
5. Step 5: Solve for x
   x = 179,889,592.29/21,399.40
6. Step 6: Final answer
   x = 8,406.29