Finding the Fourth Proportional to 70,524.36, 105,786.72 and 17,933.76

Step by Step Solution

1. Step 1: Write the proportion equation
   70,524.36 : 105,786.72 = 17,933.76 : x
2. Step 2: Convert to fraction form
   70,524.36/105,786.72 = 17,933.76/x
3. Step 3: Cross multiply
   70,524.36x = 105,786.72 × 17,933.76
4. Step 4: Simplify right side
   70,524.36x = 1,897,153,647.67
5. Step 5: Solve for x
   x = 1,897,153,647.67/70,524.36
6. Step 6: Final answer
   x = 26,900.69