Finding the Fourth Proportional to 23,506.04, 32,440.42 and 12,897.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,506.04 : 32,440.42 = 12,897.72 : x
2. Step 2: Convert to fraction form
   23,506.04/32,440.42 = 12,897.72/x
3. Step 3: Cross multiply
   23,506.04x = 32,440.42 × 12,897.72
4. Step 4: Simplify right side
   23,506.04x = 418,407,453.84
5. Step 5: Solve for x
   x = 418,407,453.84/23,506.04
6. Step 6: Final answer
   x = 17,800.00