Finding the Fourth Proportional to 22,074.48, 30,462.67 and 13,005.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,074.48 : 30,462.67 = 13,005.12 : x
2. Step 2: Convert to fraction form
   22,074.48/30,462.67 = 13,005.12/x
3. Step 3: Cross multiply
   22,074.48x = 30,462.67 × 13,005.12
4. Step 4: Simplify right side
   22,074.48x = 396,170,678.87
5. Step 5: Solve for x
   x = 396,170,678.87/22,074.48
6. Step 6: Final answer
   x = 17,947.00