Finding the Fourth Proportional to 10,848.42, 14,970.02 and 7,078.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,848.42 : 14,970.02 = 7,078.82 : x
2. Step 2: Convert to fraction form
   10,848.42/14,970.02 = 7,078.82/x
3. Step 3: Cross multiply
   10,848.42x = 14,970.02 × 7,078.82
4. Step 4: Simplify right side
   10,848.42x = 105,969,966.73
5. Step 5: Solve for x
   x = 105,969,966.73/10,848.42
6. Step 6: Final answer
   x = 9,768.24