Finding the Fourth Proportional to 13,273.04, 18,315.78 and 7,607.72

Step by Step Solution

1. Step 1: Write the proportion equation
   13,273.04 : 18,315.78 = 7,607.72 : x
2. Step 2: Convert to fraction form
   13,273.04/18,315.78 = 7,607.72/x
3. Step 3: Cross multiply
   13,273.04x = 18,315.78 × 7,607.72
4. Step 4: Simplify right side
   13,273.04x = 139,341,325.82
5. Step 5: Solve for x
   x = 139,341,325.82/13,273.04
6. Step 6: Final answer
   x = 10,498.07