Finding the Fourth Proportional to 12,826.42, 19,241.25 and 4,058.17

Step by Step Solution

1. Step 1: Write the proportion equation
   12,826.42 : 19,241.25 = 4,058.17 : x
2. Step 2: Convert to fraction form
   12,826.42/19,241.25 = 4,058.17/x
3. Step 3: Cross multiply
   12,826.42x = 19,241.25 × 4,058.17
4. Step 4: Simplify right side
   12,826.42x = 78,084,263.51
5. Step 5: Solve for x
   x = 78,084,263.51/12,826.42
6. Step 6: Final answer
   x = 6,087.77