Finding the Fourth Proportional to 253,404.50, 380,106.73 and 116,613.79

Step by Step Solution

1. Step 1: Write the proportion equation
   253,404.50 : 380,106.73 = 116,613.79 : x
2. Step 2: Convert to fraction form
   253,404.50/380,106.73 = 116,613.79/x
3. Step 3: Cross multiply
   253,404.50x = 380,106.73 × 116,613.79
4. Step 4: Simplify right side
   253,404.50x = 44,325,685,585.31
5. Step 5: Solve for x
   x = 44,325,685,585.31/253,404.50
6. Step 6: Final answer
   x = 174,920.68