Finding the Fourth Proportional to 23,579.86, 32,539.86 and 12,968.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,579.86 : 32,539.86 = 12,968.86 : x
2. Step 2: Convert to fraction form
   23,579.86/32,539.86 = 12,968.86/x
3. Step 3: Cross multiply
   23,579.86x = 32,539.86 × 12,968.86
4. Step 4: Simplify right side
   23,579.86x = 422,004,888.76
5. Step 5: Solve for x
   x = 422,004,888.76/23,579.86
6. Step 6: Final answer
   x = 17,896.84