Finding the Fourth Proportional to 10,005.43, 14,995.16 and 4,075.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,005.43 : 14,995.16 = 4,075.42 : x
2. Step 2: Convert to fraction form
   10,005.43/14,995.16 = 4,075.42/x
3. Step 3: Cross multiply
   10,005.43x = 14,995.16 × 4,075.42
4. Step 4: Simplify right side
   10,005.43x = 61,111,479.61
5. Step 5: Solve for x
   x = 61,111,479.61/10,005.43
6. Step 6: Final answer
   x = 6,107.83