Finding the Fourth Proportional to 23,406, 32,300.28 and 13,475.76

Step by Step Solution

1. Step 1: Write the proportion equation
   23,406 : 32,300.28 = 13,475.76 : x
2. Step 2: Convert to fraction form
   23,406/32,300.28 = 13,475.76/x
3. Step 3: Cross multiply
   23,406x = 32,300.28 × 13,475.76
4. Step 4: Simplify right side
   23,406x = 435,270,821.21
5. Step 5: Solve for x
   x = 435,270,821.21/23,406
6. Step 6: Final answer
   x = 18,596.55