Finding the Fourth Proportional to 31,164.48, 43,006.56 and 17,017.92

Step by Step Solution

1. Step 1: Write the proportion equation
   31,164.48 : 43,006.56 = 17,017.92 : x
2. Step 2: Convert to fraction form
   31,164.48/43,006.56 = 17,017.92/x
3. Step 3: Cross multiply
   31,164.48x = 43,006.56 × 17,017.92
4. Step 4: Simplify right side
   31,164.48x = 731,882,197.56
5. Step 5: Solve for x
   x = 731,882,197.56/31,164.48
6. Step 6: Final answer
   x = 23,484.50