Finding the Fourth Proportional to 10,019.42, 15,029.99 and 2,623.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,019.42 : 15,029.99 = 2,623.88 : x
2. Step 2: Convert to fraction form
   10,019.42/15,029.99 = 2,623.88/x
3. Step 3: Cross multiply
   10,019.42x = 15,029.99 × 2,623.88
4. Step 4: Simplify right side
   10,019.42x = 39,436,801.89
5. Step 5: Solve for x
   x = 39,436,801.89/10,019.42
6. Step 6: Final answer
   x = 3,936.04