Finding the Fourth Proportional to 23,595.89, 32,562.34 and 12,985.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,595.89 : 32,562.34 = 12,985.30 : x
2. Step 2: Convert to fraction form
   23,595.89/32,562.34 = 12,985.30/x
3. Step 3: Cross multiply
   23,595.89x = 32,562.34 × 12,985.30
4. Step 4: Simplify right side
   23,595.89x = 422,831,578.68
5. Step 5: Solve for x
   x = 422,831,578.68/23,595.89
6. Step 6: Final answer
   x = 17,919.71