Finding the Fourth Proportional to 23,077.68, 31,847.76 and 13,006.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,077.68 : 31,847.76 = 13,006.56 : x
2. Step 2: Convert to fraction form
   23,077.68/31,847.76 = 13,006.56/x
3. Step 3: Cross multiply
   23,077.68x = 31,847.76 × 13,006.56
4. Step 4: Simplify right side
   23,077.68x = 414,229,801.31
5. Step 5: Solve for x
   x = 414,229,801.31/23,077.68
6. Step 6: Final answer
   x = 17,949.37