Finding the Fourth Proportional to 65,418.24, 90,276.72 and 35,610.24

Step by Step Solution

1. Step 1: Write the proportion equation
   65,418.24 : 90,276.72 = 35,610.24 : x
2. Step 2: Convert to fraction form
   65,418.24/90,276.72 = 35,610.24/x
3. Step 3: Cross multiply
   65,418.24x = 90,276.72 × 35,610.24
4. Step 4: Simplify right side
   65,418.24x = 3,214,775,665.61
5. Step 5: Solve for x
   x = 3,214,775,665.61/65,418.24
6. Step 6: Final answer
   x = 49,141.89