Finding the Fourth Proportional to 64,826.25, 89,460.31 and 35,018.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,826.25 : 89,460.31 = 35,018.25 : x
2. Step 2: Convert to fraction form
   64,826.25/89,460.31 = 35,018.25/x
3. Step 3: Cross multiply
   64,826.25x = 89,460.31 × 35,018.25
4. Step 4: Simplify right side
   64,826.25x = 3,132,743,325.57
5. Step 5: Solve for x
   x = 3,132,743,325.57/64,826.25
6. Step 6: Final answer
   x = 48,325.23