Finding the Fourth Proportional to 63,180.29, 87,117.71 and 51,659.25

Step by Step Solution

1. Step 1: Write the proportion equation
   63,180.29 : 87,117.71 = 51,659.25 : x
2. Step 2: Convert to fraction form
   63,180.29/87,117.71 = 51,659.25/x
3. Step 3: Cross multiply
   63,180.29x = 87,117.71 × 51,659.25
4. Step 4: Simplify right side
   63,180.29x = 4,500,435,302.02
5. Step 5: Solve for x
   x = 4,500,435,302.02/63,180.29
6. Step 6: Final answer
   x = 71,231.64