Finding the Fourth Proportional to 31,259.96, 43,139.22 and 17,114.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,259.96 : 43,139.22 = 17,114.12 : x
2. Step 2: Convert to fraction form
   31,259.96/43,139.22 = 17,114.12/x
3. Step 3: Cross multiply
   31,259.96x = 43,139.22 × 17,114.12
4. Step 4: Simplify right side
   31,259.96x = 738,289,787.79
5. Step 5: Solve for x
   x = 738,289,787.79/31,259.96
6. Step 6: Final answer
   x = 23,617.75