Finding the Fourth Proportional to 13,784.35, 19,022.30 and 7,496.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,784.35 : 19,022.30 = 7,496.72 : x
2. Step 2: Convert to fraction form
   13,784.35/19,022.30 = 7,496.72/x
3. Step 3: Cross multiply
   13,784.35x = 19,022.30 × 7,496.72
4. Step 4: Simplify right side
   13,784.35x = 142,604,856.86
5. Step 5: Solve for x
   x = 142,604,856.86/13,784.35
6. Step 6: Final answer
   x = 10,345.42