Finding the Fourth Proportional to 65,026.50, 89,736.57 and 35,218.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,026.50 : 89,736.57 = 35,218.50 : x
2. Step 2: Convert to fraction form
   65,026.50/89,736.57 = 35,218.50/x
3. Step 3: Cross multiply
   65,026.50x = 89,736.57 × 35,218.50
4. Step 4: Simplify right side
   65,026.50x = 3,160,387,390.55
5. Step 5: Solve for x
   x = 3,160,387,390.55/65,026.50
6. Step 6: Final answer
   x = 48,601.53