Finding the Fourth Proportional to 309,667.71, 464,390.18 and 107,208.84

Step by Step Solution

1. Step 1: Write the proportion equation
   309,667.71 : 464,390.18 = 107,208.84 : x
2. Step 2: Convert to fraction form
   309,667.71/464,390.18 = 107,208.84/x
3. Step 3: Cross multiply
   309,667.71x = 464,390.18 × 107,208.84
4. Step 4: Simplify right side
   309,667.71x = 49,786,732,505.19
5. Step 5: Solve for x
   x = 49,786,732,505.19/309,667.71
6. Step 6: Final answer
   x = 160,774.70