Finding the Fourth Proportional to 23,461.89, 32,377.42 and 12,851.90

Step by Step Solution

1. Step 1: Write the proportion equation
   23,461.89 : 32,377.42 = 12,851.90 : x
2. Step 2: Convert to fraction form
   23,461.89/32,377.42 = 12,851.90/x
3. Step 3: Cross multiply
   23,461.89x = 32,377.42 × 12,851.90
4. Step 4: Simplify right side
   23,461.89x = 416,111,364.10
5. Step 5: Solve for x
   x = 416,111,364.10/23,461.89
6. Step 6: Final answer
   x = 17,735.63