Finding the Fourth Proportional to 10,795.58, 14,896.80 and 7,964.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,795.58 : 14,896.80 = 7,964.50 : x
2. Step 2: Convert to fraction form
   10,795.58/14,896.80 = 7,964.50/x
3. Step 3: Cross multiply
   10,795.58x = 14,896.80 × 7,964.50
4. Step 4: Simplify right side
   10,795.58x = 118,645,563.60
5. Step 5: Solve for x
   x = 118,645,563.60/10,795.58
6. Step 6: Final answer
   x = 10,990.20