Finding the Fourth Proportional to 54,700.42, 82,081.76 and 43,677.16

Step by Step Solution

1. Step 1: Write the proportion equation
   54,700.42 : 82,081.76 = 43,677.16 : x
2. Step 2: Convert to fraction form
   54,700.42/82,081.76 = 43,677.16/x
3. Step 3: Cross multiply
   54,700.42x = 82,081.76 × 43,677.16
4. Step 4: Simplify right side
   54,700.42x = 3,585,097,535.81
5. Step 5: Solve for x
   x = 3,585,097,535.81/54,700.42
6. Step 6: Final answer
   x = 65,540.59