Finding the Fourth Proportional to 9,621.87, 14,434.32 and 4,075.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,621.87 : 14,434.32 = 4,075.23 : x
2. Step 2: Convert to fraction form
   9,621.87/14,434.32 = 4,075.23/x
3. Step 3: Cross multiply
   9,621.87x = 14,434.32 × 4,075.23
4. Step 4: Simplify right side
   9,621.87x = 58,823,173.89
5. Step 5: Solve for x
   x = 58,823,173.89/9,621.87
6. Step 6: Final answer
   x = 6,113.49