Finding the Fourth Proportional to 12,835.71, 19,254.24 and 4,071.29

Step by Step Solution

1. Step 1: Write the proportion equation
   12,835.71 : 19,254.24 = 4,071.29 : x
2. Step 2: Convert to fraction form
   12,835.71/19,254.24 = 4,071.29/x
3. Step 3: Cross multiply
   12,835.71x = 19,254.24 × 4,071.29
4. Step 4: Simplify right side
   12,835.71x = 78,389,498.50
5. Step 5: Solve for x
   x = 78,389,498.50/12,835.71
6. Step 6: Final answer
   x = 6,107.14