Finding the Fourth Proportional to 23,910.78, 32,996.86 and 13,300.19

Step by Step Solution

1. Step 1: Write the proportion equation
   23,910.78 : 32,996.86 = 13,300.19 : x
2. Step 2: Convert to fraction form
   23,910.78/32,996.86 = 13,300.19/x
3. Step 3: Cross multiply
   23,910.78x = 32,996.86 × 13,300.19
4. Step 4: Simplify right side
   23,910.78x = 438,864,507.40
5. Step 5: Solve for x
   x = 438,864,507.40/23,910.78
6. Step 6: Final answer
   x = 18,354.25