Finding the Fourth Proportional to 23,380.31, 32,264.83 and 12,769.97

Step by Step Solution

1. Step 1: Write the proportion equation
   23,380.31 : 32,264.83 = 12,769.97 : x
2. Step 2: Convert to fraction form
   23,380.31/32,264.83 = 12,769.97/x
3. Step 3: Cross multiply
   23,380.31x = 32,264.83 × 12,769.97
4. Step 4: Simplify right side
   23,380.31x = 412,020,947.28
5. Step 5: Solve for x
   x = 412,020,947.28/23,380.31
6. Step 6: Final answer
   x = 17,622.56