Finding the Fourth Proportional to 13,784.22, 19,022.12 and 7,496.60

Step by Step Solution

1. Step 1: Write the proportion equation
   13,784.22 : 19,022.12 = 7,496.60 : x
2. Step 2: Convert to fraction form
   13,784.22/19,022.12 = 7,496.60/x
3. Step 3: Cross multiply
   13,784.22x = 19,022.12 × 7,496.60
4. Step 4: Simplify right side
   13,784.22x = 142,601,224.79
5. Step 5: Solve for x
   x = 142,601,224.79/13,784.22
6. Step 6: Final answer
   x = 10,345.25