Finding the Fourth Proportional to 63,709.76, 87,909.12 and 35,414.72

Step by Step Solution

1. Step 1: Write the proportion equation
   63,709.76 : 87,909.12 = 35,414.72 : x
2. Step 2: Convert to fraction form
   63,709.76/87,909.12 = 35,414.72/x
3. Step 3: Cross multiply
   63,709.76x = 87,909.12 × 35,414.72
4. Step 4: Simplify right side
   63,709.76x = 3,113,276,870.25
5. Step 5: Solve for x
   x = 3,113,276,870.25/63,709.76
6. Step 6: Final answer
   x = 48,866.56