Finding the Fourth Proportional to 453,993.59, 680,995.83 and 154,480.34

Step by Step Solution

1. Step 1: Write the proportion equation
   453,993.59 : 680,995.83 = 154,480.34 : x
2. Step 2: Convert to fraction form
   453,993.59/680,995.83 = 154,480.34/x
3. Step 3: Cross multiply
   453,993.59x = 680,995.83 × 154,480.34
4. Step 4: Simplify right side
   453,993.59x = 105,200,467,356.98
5. Step 5: Solve for x
   x = 105,200,467,356.98/453,993.59
6. Step 6: Final answer
   x = 231,722.36