Finding the Fourth Proportional to 19,947.07, 27,525.71 and 10,994.08

Step by Step Solution

1. Step 1: Write the proportion equation
   19,947.07 : 27,525.71 = 10,994.08 : x
2. Step 2: Convert to fraction form
   19,947.07/27,525.71 = 10,994.08/x
3. Step 3: Cross multiply
   19,947.07x = 27,525.71 × 10,994.08
4. Step 4: Simplify right side
   19,947.07x = 302,619,802.83
5. Step 5: Solve for x
   x = 302,619,802.83/19,947.07
6. Step 6: Final answer
   x = 15,171.14