Finding the Fourth Proportional to 10,603.98, 14,627.03 and 7,623.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,603.98 : 14,627.03 = 7,623.86 : x
2. Step 2: Convert to fraction form
   10,603.98/14,627.03 = 7,623.86/x
3. Step 3: Cross multiply
   10,603.98x = 14,627.03 × 7,623.86
4. Step 4: Simplify right side
   10,603.98x = 111,514,317.68
5. Step 5: Solve for x
   x = 111,514,317.68/10,603.98
6. Step 6: Final answer
   x = 10,516.27