Finding the Fourth Proportional to 23,085.84, 34,592.76 and 13,707.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,085.84 : 34,592.76 = 13,707.12 : x
2. Step 2: Convert to fraction form
   23,085.84/34,592.76 = 13,707.12/x
3. Step 3: Cross multiply
   23,085.84x = 34,592.76 × 13,707.12
4. Step 4: Simplify right side
   23,085.84x = 474,167,112.45
5. Step 5: Solve for x
   x = 474,167,112.45/23,085.84
6. Step 6: Final answer
   x = 20,539.31