Finding the Fourth Proportional to 63,421.50, 87,518.16 and 35,124.96

Step by Step Solution

1. Step 1: Write the proportion equation
   63,421.50 : 87,518.16 = 35,124.96 : x
2. Step 2: Convert to fraction form
   63,421.50/87,518.16 = 35,124.96/x
3. Step 3: Cross multiply
   63,421.50x = 87,518.16 × 35,124.96
4. Step 4: Simplify right side
   63,421.50x = 3,074,071,869.27
5. Step 5: Solve for x
   x = 3,074,071,869.27/63,421.50
6. Step 6: Final answer
   x = 48,470.50