Finding the Fourth Proportional to 23,026.44, 31,774.62 and 12,956.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,026.44 : 31,774.62 = 12,956.52 : x
2. Step 2: Convert to fraction form
   23,026.44/31,774.62 = 12,956.52/x
3. Step 3: Cross multiply
   23,026.44x = 31,774.62 × 12,956.52
4. Step 4: Simplify right side
   23,026.44x = 411,688,499.52
5. Step 5: Solve for x
   x = 411,688,499.52/23,026.44
6. Step 6: Final answer
   x = 17,878.95