Finding the Fourth Proportional to 10,109.25, 15,160.94 and 3,445.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,109.25 : 15,160.94 = 3,445.59 : x
2. Step 2: Convert to fraction form
   10,109.25/15,160.94 = 3,445.59/x
3. Step 3: Cross multiply
   10,109.25x = 15,160.94 × 3,445.59
4. Step 4: Simplify right side
   10,109.25x = 52,238,383.25
5. Step 5: Solve for x
   x = 52,238,383.25/10,109.25
6. Step 6: Final answer
   x = 5,167.39