Finding the Fourth Proportional to 23,470.79, 34,996.82 and 20,862.79

Step by Step Solution

1. Step 1: Write the proportion equation
   23,470.79 : 34,996.82 = 20,862.79 : x
2. Step 2: Convert to fraction form
   23,470.79/34,996.82 = 20,862.79/x
3. Step 3: Cross multiply
   23,470.79x = 34,996.82 × 20,862.79
4. Step 4: Simplify right side
   23,470.79x = 730,131,359.64
5. Step 5: Solve for x
   x = 730,131,359.64/23,470.79
6. Step 6: Final answer
   x = 31,108.09