Finding the Fourth Proportional to 64,969.94, 89,658.79 and 35,161.94

Step by Step Solution

1. Step 1: Write the proportion equation
   64,969.94 : 89,658.79 = 35,161.94 : x
2. Step 2: Convert to fraction form
   64,969.94/89,658.79 = 35,161.94/x
3. Step 3: Cross multiply
   64,969.94x = 89,658.79 × 35,161.94
4. Step 4: Simplify right side
   64,969.94x = 3,152,576,994.45
5. Step 5: Solve for x
   x = 3,152,576,994.45/64,969.94
6. Step 6: Final answer
   x = 48,523.62