Finding the Fourth Proportional to 63,731.27, 87,945.54 and 35,436.35

Step by Step Solution

1. Step 1: Write the proportion equation
   63,731.27 : 87,945.54 = 35,436.35 : x
2. Step 2: Convert to fraction form
   63,731.27/87,945.54 = 35,436.35/x
3. Step 3: Cross multiply
   63,731.27x = 87,945.54 × 35,436.35
4. Step 4: Simplify right side
   63,731.27x = 3,116,468,936.38
5. Step 5: Solve for x
   x = 3,116,468,936.38/63,731.27
6. Step 6: Final answer
   x = 48,900.15