Finding the Fourth Proportional to 76,667.82, 105,801.58 and 42,675.58

Step by Step Solution

1. Step 1: Write the proportion equation
   76,667.82 : 105,801.58 = 42,675.58 : x
2. Step 2: Convert to fraction form
   76,667.82/105,801.58 = 42,675.58/x
3. Step 3: Cross multiply
   76,667.82x = 105,801.58 × 42,675.58
4. Step 4: Simplify right side
   76,667.82x = 4,515,143,791.42
5. Step 5: Solve for x
   x = 4,515,143,791.42/76,667.82
6. Step 6: Final answer
   x = 58,892.29