Finding the Fourth Proportional to 13,216.34, 19,826.54 and 4,908.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,216.34 : 19,826.54 = 4,908.18 : x
2. Step 2: Convert to fraction form
   13,216.34/19,826.54 = 4,908.18/x
3. Step 3: Cross multiply
   13,216.34x = 19,826.54 × 4,908.18
4. Step 4: Simplify right side
   13,216.34x = 97,312,227.10
5. Step 5: Solve for x
   x = 97,312,227.10/13,216.34
6. Step 6: Final answer
   x = 7,363.02