Finding the Fourth Proportional to 64,883.25, 89,538.89 and 35,075.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,883.25 : 89,538.89 = 35,075.25 : x
2. Step 2: Convert to fraction form
   64,883.25/89,538.89 = 35,075.25/x
3. Step 3: Cross multiply
   64,883.25x = 89,538.89 × 35,075.25
4. Step 4: Simplify right side
   64,883.25x = 3,140,598,776.10
5. Step 5: Solve for x
   x = 3,140,598,776.10/64,883.25
6. Step 6: Final answer
   x = 48,403.85