Finding the Fourth Proportional to 12,365.04, 17,061.36 and 7,058.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,365.04 : 17,061.36 = 7,058.72 : x
2. Step 2: Convert to fraction form
   12,365.04/17,061.36 = 7,058.72/x
3. Step 3: Cross multiply
   12,365.04x = 17,061.36 × 7,058.72
4. Step 4: Simplify right side
   12,365.04x = 120,431,363.06
5. Step 5: Solve for x
   x = 120,431,363.06/12,365.04
6. Step 6: Final answer
   x = 9,739.67