Finding the Fourth Proportional to 10,342.46, 14,272.38 and 5,626.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,342.46 : 14,272.38 = 5,626.76 : x
2. Step 2: Convert to fraction form
   10,342.46/14,272.38 = 5,626.76/x
3. Step 3: Cross multiply
   10,342.46x = 14,272.38 × 5,626.76
4. Step 4: Simplify right side
   10,342.46x = 80,307,256.89
5. Step 5: Solve for x
   x = 80,307,256.89/10,342.46
6. Step 6: Final answer
   x = 7,764.81