Finding the Fourth Proportional to 13,822.91, 19,075.88 and 7,535.29

Step by Step Solution

1. Step 1: Write the proportion equation
   13,822.91 : 19,075.88 = 7,535.29 : x
2. Step 2: Convert to fraction form
   13,822.91/19,075.88 = 7,535.29/x
3. Step 3: Cross multiply
   13,822.91x = 19,075.88 × 7,535.29
4. Step 4: Simplify right side
   13,822.91x = 143,742,287.81
5. Step 5: Solve for x
   x = 143,742,287.81/13,822.91
6. Step 6: Final answer
   x = 10,398.84