Finding the Fourth Proportional to 13,780.46, 19,016.96 and 7,492.84

Step by Step Solution

1. Step 1: Write the proportion equation
   13,780.46 : 19,016.96 = 7,492.84 : x
2. Step 2: Convert to fraction form
   13,780.46/19,016.96 = 7,492.84/x
3. Step 3: Cross multiply
   13,780.46x = 19,016.96 × 7,492.84
4. Step 4: Simplify right side
   13,780.46x = 142,491,038.57
5. Step 5: Solve for x
   x = 142,491,038.57/13,780.46
6. Step 6: Final answer
   x = 10,340.08