Finding the Fourth Proportional to 23,439.34, 32,346.25 and 12,828.97

Step by Step Solution

1. Step 1: Write the proportion equation
   23,439.34 : 32,346.25 = 12,828.97 : x
2. Step 2: Convert to fraction form
   23,439.34/32,346.25 = 12,828.97/x
3. Step 3: Cross multiply
   23,439.34x = 32,346.25 × 12,828.97
4. Step 4: Simplify right side
   23,439.34x = 414,969,070.86
5. Step 5: Solve for x
   x = 414,969,070.86/23,439.34
6. Step 6: Final answer
   x = 17,703.96