Finding the Fourth Proportional to 9,746.16, 13,450.48 and 5,554.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,746.16 : 13,450.48 = 5,554.72 : x
2. Step 2: Convert to fraction form
   9,746.16/13,450.48 = 5,554.72/x
3. Step 3: Cross multiply
   9,746.16x = 13,450.48 × 5,554.72
4. Step 4: Simplify right side
   9,746.16x = 74,713,650.27
5. Step 5: Solve for x
   x = 74,713,650.27/9,746.16
6. Step 6: Final answer
   x = 7,665.96