Finding the Fourth Proportional to 65,269.89, 90,021.12 and 43,752.24

Step by Step Solution

1. Step 1: Write the proportion equation
   65,269.89 : 90,021.12 = 43,752.24 : x
2. Step 2: Convert to fraction form
   65,269.89/90,021.12 = 43,752.24/x
3. Step 3: Cross multiply
   65,269.89x = 90,021.12 × 43,752.24
4. Step 4: Simplify right side
   65,269.89x = 3,938,625,647.31
5. Step 5: Solve for x
   x = 3,938,625,647.31/65,269.89
6. Step 6: Final answer
   x = 60,343.68