Finding the Fourth Proportional to 200,613.15, 300,847.86 and 93,978.84

Step by Step Solution

1. Step 1: Write the proportion equation
   200,613.15 : 300,847.86 = 93,978.84 : x
2. Step 2: Convert to fraction form
   200,613.15/300,847.86 = 93,978.84/x
3. Step 3: Cross multiply
   200,613.15x = 300,847.86 × 93,978.84
4. Step 4: Simplify right side
   200,613.15x = 28,273,332,899.28
5. Step 5: Solve for x
   x = 28,273,332,899.28/200,613.15
6. Step 6: Final answer
   x = 140,934.59