Finding the Fourth Proportional to 63,435.38, 87,540.83 and 35,142.89

Step by Step Solution

1. Step 1: Write the proportion equation
   63,435.38 : 87,540.83 = 35,142.89 : x
2. Step 2: Convert to fraction form
   63,435.38/87,540.83 = 35,142.89/x
3. Step 3: Cross multiply
   63,435.38x = 87,540.83 × 35,142.89
4. Step 4: Simplify right side
   63,435.38x = 3,076,437,145.78
5. Step 5: Solve for x
   x = 3,076,437,145.78/63,435.38
6. Step 6: Final answer
   x = 48,497.19