Finding the Fourth Proportional to 13,594.72, 18,761.68 and 7,626.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,594.72 : 18,761.68 = 7,626.96 : x
2. Step 2: Convert to fraction form
   13,594.72/18,761.68 = 7,626.96/x
3. Step 3: Cross multiply
   13,594.72x = 18,761.68 × 7,626.96
4. Step 4: Simplify right side
   13,594.72x = 143,094,582.89
5. Step 5: Solve for x
   x = 143,094,582.89/13,594.72
6. Step 6: Final answer
   x = 10,525.75