Finding the Fourth Proportional to 19,667.67, 29,350.32 and 19,555.36

Step by Step Solution

1. Step 1: Write the proportion equation
   19,667.67 : 29,350.32 = 19,555.36 : x
2. Step 2: Convert to fraction form
   19,667.67/29,350.32 = 19,555.36/x
3. Step 3: Cross multiply
   19,667.67x = 29,350.32 × 19,555.36
4. Step 4: Simplify right side
   19,667.67x = 573,956,073.72
5. Step 5: Solve for x
   x = 573,956,073.72/19,667.67
6. Step 6: Final answer
   x = 29,182.72