Finding the Fourth Proportional to 63,005.94, 86,867.49 and 51,633.54

Step by Step Solution

1. Step 1: Write the proportion equation
   63,005.94 : 86,867.49 = 51,633.54 : x
2. Step 2: Convert to fraction form
   63,005.94/86,867.49 = 51,633.54/x
3. Step 3: Cross multiply
   63,005.94x = 86,867.49 × 51,633.54
4. Step 4: Simplify right side
   63,005.94x = 4,485,276,019.61
5. Step 5: Solve for x
   x = 4,485,276,019.61/63,005.94
6. Step 6: Final answer
   x = 71,188.15