Finding the Fourth Proportional to 60,805.89, 83,904.26 and 39,613.86

Step by Step Solution

1. Step 1: Write the proportion equation
   60,805.89 : 83,904.26 = 39,613.86 : x
2. Step 2: Convert to fraction form
   60,805.89/83,904.26 = 39,613.86/x
3. Step 3: Cross multiply
   60,805.89x = 83,904.26 × 39,613.86
4. Step 4: Simplify right side
   60,805.89x = 3,323,771,410.97
5. Step 5: Solve for x
   x = 3,323,771,410.97/60,805.89
6. Step 6: Final answer
   x = 54,662.00