Finding the Fourth Proportional to 21,475.07, 32,186.17 and 10,236.32

Step by Step Solution

1. Step 1: Write the proportion equation
   21,475.07 : 32,186.17 = 10,236.32 : x
2. Step 2: Convert to fraction form
   21,475.07/32,186.17 = 10,236.32/x
3. Step 3: Cross multiply
   21,475.07x = 32,186.17 × 10,236.32
4. Step 4: Simplify right side
   21,475.07x = 329,467,935.69
5. Step 5: Solve for x
   x = 329,467,935.69/21,475.07
6. Step 6: Final answer
   x = 15,341.88