Finding the Fourth Proportional to 21,401.15, 32,103.86 and 7,359.30

Step by Step Solution

1. Step 1: Write the proportion equation
   21,401.15 : 32,103.86 = 7,359.30 : x
2. Step 2: Convert to fraction form
   21,401.15/32,103.86 = 7,359.30/x
3. Step 3: Cross multiply
   21,401.15x = 32,103.86 × 7,359.30
4. Step 4: Simplify right side
   21,401.15x = 236,261,900.10
5. Step 5: Solve for x
   x = 236,261,900.10/21,401.15
6. Step 6: Final answer
   x = 11,039.69