Finding the Fourth Proportional to 10,038.47, 15,058.47 and 2,642.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,038.47 : 15,058.47 = 2,642.82 : x
2. Step 2: Convert to fraction form
   10,038.47/15,058.47 = 2,642.82/x
3. Step 3: Cross multiply
   10,038.47x = 15,058.47 × 2,642.82
4. Step 4: Simplify right side
   10,038.47x = 39,796,825.69
5. Step 5: Solve for x
   x = 39,796,825.69/10,038.47
6. Step 6: Final answer
   x = 3,964.43