Finding the Fourth Proportional to 200,613.27, 300,811.23 and 88,161.83

Step by Step Solution

1. Step 1: Write the proportion equation
   200,613.27 : 300,811.23 = 88,161.83 : x
2. Step 2: Convert to fraction form
   200,613.27/300,811.23 = 88,161.83/x
3. Step 3: Cross multiply
   200,613.27x = 300,811.23 × 88,161.83
4. Step 4: Simplify right side
   200,613.27x = 26,520,068,145.34
5. Step 5: Solve for x
   x = 26,520,068,145.34/200,613.27
6. Step 6: Final answer
   x = 132,194.98