Finding the Fourth Proportional to 63,145.85, 87,139.94 and 34,464.56

Step by Step Solution

1. Step 1: Write the proportion equation
   63,145.85 : 87,139.94 = 34,464.56 : x
2. Step 2: Convert to fraction form
   63,145.85/87,139.94 = 34,464.56/x
3. Step 3: Cross multiply
   63,145.85x = 87,139.94 × 34,464.56
4. Step 4: Simplify right side
   63,145.85x = 3,003,239,082.50
5. Step 5: Solve for x
   x = 3,003,239,082.50/63,145.85
6. Step 6: Final answer
   x = 47,560.36