Finding the Fourth Proportional to 21,406.16, 32,101.25 and 7,362.21

Step by Step Solution

1. Step 1: Write the proportion equation
   21,406.16 : 32,101.25 = 7,362.21 : x
2. Step 2: Convert to fraction form
   21,406.16/32,101.25 = 7,362.21/x
3. Step 3: Cross multiply
   21,406.16x = 32,101.25 × 7,362.21
4. Step 4: Simplify right side
   21,406.16x = 236,336,106.95
5. Step 5: Solve for x
   x = 236,336,106.95/21,406.16
6. Step 6: Final answer
   x = 11,040.57