Finding the Fourth Proportional to 65,811.50, 90,819.87 and 35,596.82

Step by Step Solution

1. Step 1: Write the proportion equation
   65,811.50 : 90,819.87 = 35,596.82 : x
2. Step 2: Convert to fraction form
   65,811.50/90,819.87 = 35,596.82/x
3. Step 3: Cross multiply
   65,811.50x = 90,819.87 × 35,596.82
4. Step 4: Simplify right side
   65,811.50x = 3,232,898,110.71
5. Step 5: Solve for x
   x = 3,232,898,110.71/65,811.50
6. Step 6: Final answer
   x = 49,123.61