Finding the Fourth Proportional to 613,667.97, 846,425.57 and 409,616.01

Step by Step Solution

1. Step 1: Write the proportion equation
   613,667.97 : 846,425.57 = 409,616.01 : x
2. Step 2: Convert to fraction form
   613,667.97/846,425.57 = 409,616.01/x
3. Step 3: Cross multiply
   613,667.97x = 846,425.57 × 409,616.01
4. Step 4: Simplify right side
   613,667.97x = 346,709,462,697.30
5. Step 5: Solve for x
   x = 346,709,462,697.30/613,667.97
6. Step 6: Final answer
   x = 564,978.91