Finding the Fourth Proportional to 11,934.00, 17,900.81 and 2,928.21

Step by Step Solution

1. Step 1: Write the proportion equation
   11,934.00 : 17,900.81 = 2,928.21 : x
2. Step 2: Convert to fraction form
   11,934.00/17,900.81 = 2,928.21/x
3. Step 3: Cross multiply
   11,934.00x = 17,900.81 × 2,928.21
4. Step 4: Simplify right side
   11,934.00x = 52,417,226.71
5. Step 5: Solve for x
   x = 52,417,226.71/11,934.00
6. Step 6: Final answer
   x = 4,392.26