Finding the Fourth Proportional to 23,342.34, 32,211.90 and 12,731.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,342.34 : 32,211.90 = 12,731.88 : x
2. Step 2: Convert to fraction form
   23,342.34/32,211.90 = 12,731.88/x
3. Step 3: Cross multiply
   23,342.34x = 32,211.90 × 12,731.88
4. Step 4: Simplify right side
   23,342.34x = 410,118,045.37
5. Step 5: Solve for x
   x = 410,118,045.37/23,342.34
6. Step 6: Final answer
   x = 17,569.71