Finding the Fourth Proportional to 22,074.51, 30,462.64 and 13,005.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,074.51 : 30,462.64 = 13,005.15 : x
2. Step 2: Convert to fraction form
   22,074.51/30,462.64 = 13,005.15/x
3. Step 3: Cross multiply
   22,074.51x = 30,462.64 × 13,005.15
4. Step 4: Simplify right side
   22,074.51x = 396,171,202.60
5. Step 5: Solve for x
   x = 396,171,202.60/22,074.51
6. Step 6: Final answer
   x = 17,947.00