Finding the Fourth Proportional to 13,096.89, 19,635.92 and 7,819.34

Step by Step Solution

1. Step 1: Write the proportion equation
   13,096.89 : 19,635.92 = 7,819.34 : x
2. Step 2: Convert to fraction form
   13,096.89/19,635.92 = 7,819.34/x
3. Step 3: Cross multiply
   13,096.89x = 19,635.92 × 7,819.34
4. Step 4: Simplify right side
   13,096.89x = 153,539,826.74
5. Step 5: Solve for x
   x = 153,539,826.74/13,096.89
6. Step 6: Final answer
   x = 11,723.38