Finding the Fourth Proportional to 10,869.83, 14,995.03 and 7,091.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,869.83 : 14,995.03 = 7,091.25 : x
2. Step 2: Convert to fraction form
   10,869.83/14,995.03 = 7,091.25/x
3. Step 3: Cross multiply
   10,869.83x = 14,995.03 × 7,091.25
4. Step 4: Simplify right side
   10,869.83x = 106,333,471.03
5. Step 5: Solve for x
   x = 106,333,471.03/10,869.83
6. Step 6: Final answer
   x = 9,782.44