Finding the Fourth Proportional to 9,392.76, 12,961.98 and 5,414.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,392.76 : 12,961.98 = 5,414.76 : x
2. Step 2: Convert to fraction form
   9,392.76/12,961.98 = 5,414.76/x
3. Step 3: Cross multiply
   9,392.76x = 12,961.98 × 5,414.76
4. Step 4: Simplify right side
   9,392.76x = 70,186,010.82
5. Step 5: Solve for x
   x = 70,186,010.82/9,392.76
6. Step 6: Final answer
   x = 7,472.35