Finding the Fourth Proportional to 43,435.53, 65,109.15 and 17,104.05

Step by Step Solution

1. Step 1: Write the proportion equation
   43,435.53 : 65,109.15 = 17,104.05 : x
2. Step 2: Convert to fraction form
   43,435.53/65,109.15 = 17,104.05/x
3. Step 3: Cross multiply
   43,435.53x = 65,109.15 × 17,104.05
4. Step 4: Simplify right side
   43,435.53x = 1,113,630,157.06
5. Step 5: Solve for x
   x = 1,113,630,157.06/43,435.53
6. Step 6: Final answer
   x = 25,638.69