Finding the Fourth Proportional to 63,003.94, 86,864.73 and 51,631.54

Step by Step Solution

1. Step 1: Write the proportion equation
   63,003.94 : 86,864.73 = 51,631.54 : x
2. Step 2: Convert to fraction form
   63,003.94/86,864.73 = 51,631.54/x
3. Step 3: Cross multiply
   63,003.94x = 86,864.73 × 51,631.54
4. Step 4: Simplify right side
   63,003.94x = 4,484,959,781.58
5. Step 5: Solve for x
   x = 4,484,959,781.58/63,003.94
6. Step 6: Final answer
   x = 71,185.39