Finding the Fourth Proportional to 13,820.42, 19,072.14 and 7,532.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,820.42 : 19,072.14 = 7,532.75 : x
2. Step 2: Convert to fraction form
   13,820.42/19,072.14 = 7,532.75/x
3. Step 3: Cross multiply
   13,820.42x = 19,072.14 × 7,532.75
4. Step 4: Simplify right side
   13,820.42x = 143,665,662.59
5. Step 5: Solve for x
   x = 143,665,662.59/13,820.42
6. Step 6: Final answer
   x = 10,395.17