Finding the Fourth Proportional to 63,443.81, 87,555.33 and 35,149.50

Step by Step Solution

1. Step 1: Write the proportion equation
   63,443.81 : 87,555.33 = 35,149.50 : x
2. Step 2: Convert to fraction form
   63,443.81/87,555.33 = 35,149.50/x
3. Step 3: Cross multiply
   63,443.81x = 87,555.33 × 35,149.50
4. Step 4: Simplify right side
   63,443.81x = 3,077,526,071.84
5. Step 5: Solve for x
   x = 3,077,526,071.84/63,443.81
6. Step 6: Final answer
   x = 48,507.90