Finding the Fourth Proportional to 63,144.31, 87,139.33 and 34,464.23

Step by Step Solution

1. Step 1: Write the proportion equation
   63,144.31 : 87,139.33 = 34,464.23 : x
2. Step 2: Convert to fraction form
   63,144.31/87,139.33 = 34,464.23/x
3. Step 3: Cross multiply
   63,144.31x = 87,139.33 × 34,464.23
4. Step 4: Simplify right side
   63,144.31x = 3,003,189,738.84
5. Step 5: Solve for x
   x = 3,003,189,738.84/63,144.31
6. Step 6: Final answer
   x = 47,560.74