Finding the Fourth Proportional to 65,056.50, 89,778.03 and 35,248.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,056.50 : 89,778.03 = 35,248.50 : x
2. Step 2: Convert to fraction form
   65,056.50/89,778.03 = 35,248.50/x
3. Step 3: Cross multiply
   65,056.50x = 89,778.03 × 35,248.50
4. Step 4: Simplify right side
   65,056.50x = 3,164,540,890.46
5. Step 5: Solve for x
   x = 3,164,540,890.46/65,056.50
6. Step 6: Final answer
   x = 48,642.96