Finding the Fourth Proportional to 13,786.06, 19,024.20 and 7,498.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,786.06 : 19,024.20 = 7,498.42 : x
2. Step 2: Convert to fraction form
   13,786.06/19,024.20 = 7,498.42/x
3. Step 3: Cross multiply
   13,786.06x = 19,024.20 × 7,498.42
4. Step 4: Simplify right side
   13,786.06x = 142,651,441.76
5. Step 5: Solve for x
   x = 142,651,441.76/13,786.06
6. Step 6: Final answer
   x = 10,347.51