Finding the Fourth Proportional to 63,689.25, 87,894.81 and 35,404.05

Step by Step Solution

1. Step 1: Write the proportion equation
   63,689.25 : 87,894.81 = 35,404.05 : x
2. Step 2: Convert to fraction form
   63,689.25/87,894.81 = 35,404.05/x
3. Step 3: Cross multiply
   63,689.25x = 87,894.81 × 35,404.05
4. Step 4: Simplify right side
   63,689.25x = 3,111,832,247.98
5. Step 5: Solve for x
   x = 3,111,832,247.98/63,689.25
6. Step 6: Final answer
   x = 48,859.62