Finding the Fourth Proportional to 9,651.46, 13,319.34 and 5,672.51

Step by Step Solution

1. Step 1: Write the proportion equation
   9,651.46 : 13,319.34 = 5,672.51 : x
2. Step 2: Convert to fraction form
   9,651.46/13,319.34 = 5,672.51/x
3. Step 3: Cross multiply
   9,651.46x = 13,319.34 × 5,672.51
4. Step 4: Simplify right side
   9,651.46x = 75,554,060.98
5. Step 5: Solve for x
   x = 75,554,060.98/9,651.46
6. Step 6: Final answer
   x = 7,828.26