Finding the Fourth Proportional to 67,791.32, 93,520.38 and 42,654.68

Step by Step Solution

1. Step 1: Write the proportion equation
   67,791.32 : 93,520.38 = 42,654.68 : x
2. Step 2: Convert to fraction form
   67,791.32/93,520.38 = 42,654.68/x
3. Step 3: Cross multiply
   67,791.32x = 93,520.38 × 42,654.68
4. Step 4: Simplify right side
   67,791.32x = 3,989,081,882.38
5. Step 5: Solve for x
   x = 3,989,081,882.38/67,791.32
6. Step 6: Final answer
   x = 58,843.55