Finding the Fourth Proportional to 9,443.16, 14,154.06 and 4,755.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,443.16 : 14,154.06 = 4,755.72 : x
2. Step 2: Convert to fraction form
   9,443.16/14,154.06 = 4,755.72/x
3. Step 3: Cross multiply
   9,443.16x = 14,154.06 × 4,755.72
4. Step 4: Simplify right side
   9,443.16x = 67,312,746.22
5. Step 5: Solve for x
   x = 67,312,746.22/9,443.16
6. Step 6: Final answer
   x = 7,128.20