Finding the Fourth Proportional to 23,074.76, 31,866.54 and 19,881.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,074.76 : 31,866.54 = 19,881.56 : x
2. Step 2: Convert to fraction form
   23,074.76/31,866.54 = 19,881.56/x
3. Step 3: Cross multiply
   23,074.76x = 31,866.54 × 19,881.56
4. Step 4: Simplify right side
   23,074.76x = 633,556,527.00
5. Step 5: Solve for x
   x = 633,556,527.00/23,074.76
6. Step 6: Final answer
   x = 27,456.69