Finding the Fourth Proportional to 70,991.69, 106,487.16 and 17,683.41

Step by Step Solution

1. Step 1: Write the proportion equation
   70,991.69 : 106,487.16 = 17,683.41 : x
2. Step 2: Convert to fraction form
   70,991.69/106,487.16 = 17,683.41/x
3. Step 3: Cross multiply
   70,991.69x = 106,487.16 × 17,683.41
4. Step 4: Simplify right side
   70,991.69x = 1,883,056,443.03
5. Step 5: Solve for x
   x = 1,883,056,443.03/70,991.69
6. Step 6: Final answer
   x = 26,525.03