Finding the Fourth Proportional to 76,667.27, 105,800.82 and 42,675.03

Step by Step Solution

1. Step 1: Write the proportion equation
   76,667.27 : 105,800.82 = 42,675.03 : x
2. Step 2: Convert to fraction form
   76,667.27/105,800.82 = 42,675.03/x
3. Step 3: Cross multiply
   76,667.27x = 105,800.82 × 42,675.03
4. Step 4: Simplify right side
   76,667.27x = 4,515,052,798.55
5. Step 5: Solve for x
   x = 4,515,052,798.55/76,667.27
6. Step 6: Final answer
   x = 58,891.53