Finding the Fourth Proportional to 23,495.76, 32,424.67 and 12,885.37

Step by Step Solution

1. Step 1: Write the proportion equation
   23,495.76 : 32,424.67 = 12,885.37 : x
2. Step 2: Convert to fraction form
   23,495.76/32,424.67 = 12,885.37/x
3. Step 3: Cross multiply
   23,495.76x = 32,424.67 × 12,885.37
4. Step 4: Simplify right side
   23,495.76x = 417,803,870.08
5. Step 5: Solve for x
   x = 417,803,870.08/23,495.76
6. Step 6: Final answer
   x = 17,782.10