Finding the Fourth Proportional to 13,769.72, 19,002.22 and 7,482.09

Step by Step Solution

1. Step 1: Write the proportion equation
   13,769.72 : 19,002.22 = 7,482.09 : x
2. Step 2: Convert to fraction form
   13,769.72/19,002.22 = 7,482.09/x
3. Step 3: Cross multiply
   13,769.72x = 19,002.22 × 7,482.09
4. Step 4: Simplify right side
   13,769.72x = 142,176,372.79
5. Step 5: Solve for x
   x = 142,176,372.79/13,769.72
6. Step 6: Final answer
   x = 10,325.29