Finding the Fourth Proportional to 10,820.12, 14,931.78 and 6,104.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,820.12 : 14,931.78 = 6,104.84 : x
2. Step 2: Convert to fraction form
   10,820.12/14,931.78 = 6,104.84/x
3. Step 3: Cross multiply
   10,820.12x = 14,931.78 × 6,104.84
4. Step 4: Simplify right side
   10,820.12x = 91,156,127.82
5. Step 5: Solve for x
   x = 91,156,127.82/10,820.12
6. Step 6: Final answer
   x = 8,424.69