Finding the Fourth Proportional to 13,910.60, 19,196.70 and 7,537.29

Step by Step Solution

1. Step 1: Write the proportion equation
   13,910.60 : 19,196.70 = 7,537.29 : x
2. Step 2: Convert to fraction form
   13,910.60/19,196.70 = 7,537.29/x
3. Step 3: Cross multiply
   13,910.60x = 19,196.70 × 7,537.29
4. Step 4: Simplify right side
   13,910.60x = 144,690,994.69
5. Step 5: Solve for x
   x = 144,690,994.69/13,910.60
6. Step 6: Final answer
   x = 10,401.49