Finding the Fourth Proportional to 9,435.96, 13,015.89 and 6,075.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,435.96 : 13,015.89 = 6,075.07 : x
2. Step 2: Convert to fraction form
   9,435.96/13,015.89 = 6,075.07/x
3. Step 3: Cross multiply
   9,435.96x = 13,015.89 × 6,075.07
4. Step 4: Simplify right side
   9,435.96x = 79,072,410.32
5. Step 5: Solve for x
   x = 79,072,410.32/9,435.96
6. Step 6: Final answer
   x = 8,379.90