Finding the Fourth Proportional to 70,523.92, 105,786.42 and 17,933.32

Step by Step Solution

1. Step 1: Write the proportion equation
   70,523.92 : 105,786.42 = 17,933.32 : x
2. Step 2: Convert to fraction form
   70,523.92/105,786.42 = 17,933.32/x
3. Step 3: Cross multiply
   70,523.92x = 105,786.42 × 17,933.32
4. Step 4: Simplify right side
   70,523.92x = 1,897,101,721.51
5. Step 5: Solve for x
   x = 1,897,101,721.51/70,523.92
6. Step 6: Final answer
   x = 26,900.12