Finding the Fourth Proportional to 76,080.00, 114,097.69 and 28,660.88

Step by Step Solution

1. Step 1: Write the proportion equation
   76,080.00 : 114,097.69 = 28,660.88 : x
2. Step 2: Convert to fraction form
   76,080.00/114,097.69 = 28,660.88/x
3. Step 3: Cross multiply
   76,080.00x = 114,097.69 × 28,660.88
4. Step 4: Simplify right side
   76,080.00x = 3,270,139,639.58
5. Step 5: Solve for x
   x = 3,270,139,639.58/76,080.00
6. Step 6: Final answer
   x = 42,982.91