Finding the Fourth Proportional to 23,588.06, 32,553.24 and 12,978.14

Step by Step Solution

1. Step 1: Write the proportion equation
   23,588.06 : 32,553.24 = 12,978.14 : x
2. Step 2: Convert to fraction form
   23,588.06/32,553.24 = 12,978.14/x
3. Step 3: Cross multiply
   23,588.06x = 32,553.24 × 12,978.14
4. Step 4: Simplify right side
   23,588.06x = 422,480,506.17
5. Step 5: Solve for x
   x = 422,480,506.17/23,588.06
6. Step 6: Final answer
   x = 17,910.78