Finding the Fourth Proportional to 7,645.71, 10,546.23 and 5,524.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,645.71 : 10,546.23 = 5,524.37 : x
2. Step 2: Convert to fraction form
   7,645.71/10,546.23 = 5,524.37/x
3. Step 3: Cross multiply
   7,645.71x = 10,546.23 × 5,524.37
4. Step 4: Simplify right side
   7,645.71x = 58,261,223.89
5. Step 5: Solve for x
   x = 58,261,223.89/7,645.71
6. Step 6: Final answer
   x = 7,620.12