Finding the Fourth Proportional to 64,893.94, 89,553.63 and 35,085.94

Step by Step Solution

1. Step 1: Write the proportion equation
   64,893.94 : 89,553.63 = 35,085.94 : x
2. Step 2: Convert to fraction form
   64,893.94/89,553.63 = 35,085.94/x
3. Step 3: Cross multiply
   64,893.94x = 89,553.63 × 35,085.94
4. Step 4: Simplify right side
   64,893.94x = 3,142,073,196.65
5. Step 5: Solve for x
   x = 3,142,073,196.65/64,893.94
6. Step 6: Final answer
   x = 48,418.59