Finding the Fourth Proportional to 64,893.25, 89,552.82 and 35,085.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,893.25 : 89,552.82 = 35,085.25 : x
2. Step 2: Convert to fraction form
   64,893.25/89,552.82 = 35,085.25/x
3. Step 3: Cross multiply
   64,893.25x = 89,552.82 × 35,085.25
4. Step 4: Simplify right side
   64,893.25x = 3,141,983,077.91
5. Step 5: Solve for x
   x = 3,141,983,077.91/64,893.25
6. Step 6: Final answer
   x = 48,417.72