Finding the Fourth Proportional to 23,731.56, 32,749.72 and 12,976.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,731.56 : 32,749.72 = 12,976.48 : x
2. Step 2: Convert to fraction form
   23,731.56/32,749.72 = 12,976.48/x
3. Step 3: Cross multiply
   23,731.56x = 32,749.72 × 12,976.48
4. Step 4: Simplify right side
   23,731.56x = 424,976,086.59
5. Step 5: Solve for x
   x = 424,976,086.59/23,731.56
6. Step 6: Final answer
   x = 17,907.63