Finding the Fourth Proportional to 13,025.76, 19,541.34 and 5,235.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,025.76 : 19,541.34 = 5,235.18 : x
2. Step 2: Convert to fraction form
   13,025.76/19,541.34 = 5,235.18/x
3. Step 3: Cross multiply
   13,025.76x = 19,541.34 × 5,235.18
4. Step 4: Simplify right side
   13,025.76x = 102,302,432.34
5. Step 5: Solve for x
   x = 102,302,432.34/13,025.76
6. Step 6: Final answer
   x = 7,853.86