Finding the Fourth Proportional to 411,667.00, 617,414.09 and 116,109.88

Step by Step Solution

1. Step 1: Write the proportion equation
   411,667.00 : 617,414.09 = 116,109.88 : x
2. Step 2: Convert to fraction form
   411,667.00/617,414.09 = 116,109.88/x
3. Step 3: Cross multiply
   411,667.00x = 617,414.09 × 116,109.88
4. Step 4: Simplify right side
   411,667.00x = 71,687,873,103.41
5. Step 5: Solve for x
   x = 71,687,873,103.41/411,667.00
6. Step 6: Final answer
   x = 174,140.44