Finding the Fourth Proportional to 21,380.52, 32,071.32 and 10,133.22

Step by Step Solution

1. Step 1: Write the proportion equation
   21,380.52 : 32,071.32 = 10,133.22 : x
2. Step 2: Convert to fraction form
   21,380.52/32,071.32 = 10,133.22/x
3. Step 3: Cross multiply
   21,380.52x = 32,071.32 × 10,133.22
4. Step 4: Simplify right side
   21,380.52x = 324,985,741.25
5. Step 5: Solve for x
   x = 324,985,741.25/21,380.52
6. Step 6: Final answer
   x = 15,200.09