Finding the Fourth Proportional to 23,386.88, 32,272.72 and 12,774.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,386.88 : 32,272.72 = 12,774.56 : x
2. Step 2: Convert to fraction form
   23,386.88/32,272.72 = 12,774.56/x
3. Step 3: Cross multiply
   23,386.88x = 32,272.72 × 12,774.56
4. Step 4: Simplify right side
   23,386.88x = 412,269,798.00
5. Step 5: Solve for x
   x = 412,269,798.00/23,386.88
6. Step 6: Final answer
   x = 17,628.25