Finding the Fourth Proportional to 63,698.84, 87,907.38 and 35,405

Step by Step Solution

1. Step 1: Write the proportion equation
   63,698.84 : 87,907.38 = 35,405 : x
2. Step 2: Convert to fraction form
   63,698.84/87,907.38 = 35,405/x
3. Step 3: Cross multiply
   63,698.84x = 87,907.38 × 35,405
4. Step 4: Simplify right side
   63,698.84x = 3,112,360,788.90
5. Step 5: Solve for x
   x = 3,112,360,788.90/63,698.84
6. Step 6: Final answer
   x = 48,860.56