Finding the Fourth Proportional to 9,768.95, 14,599.81 and 7,141.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,768.95 : 14,599.81 = 7,141.98 : x
2. Step 2: Convert to fraction form
   9,768.95/14,599.81 = 7,141.98/x
3. Step 3: Cross multiply
   9,768.95x = 14,599.81 × 7,141.98
4. Step 4: Simplify right side
   9,768.95x = 104,271,551.02
5. Step 5: Solve for x
   x = 104,271,551.02/9,768.95
6. Step 6: Final answer
   x = 10,673.77