Finding the Fourth Proportional to 11,317.68, 15,627.72 and 7,345.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,317.68 : 15,627.72 = 7,345.62 : x
2. Step 2: Convert to fraction form
   11,317.68/15,627.72 = 7,345.62/x
3. Step 3: Cross multiply
   11,317.68x = 15,627.72 × 7,345.62
4. Step 4: Simplify right side
   11,317.68x = 114,795,292.59
5. Step 5: Solve for x
   x = 114,795,292.59/11,317.68
6. Step 6: Final answer
   x = 10,143.01