Finding the Fourth Proportional to 64,826.50, 89,460.58 and 35,018.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,826.50 : 89,460.58 = 35,018.50 : x
2. Step 2: Convert to fraction form
   64,826.50/89,460.58 = 35,018.50/x
3. Step 3: Cross multiply
   64,826.50x = 89,460.58 × 35,018.50
4. Step 4: Simplify right side
   64,826.50x = 3,132,775,320.73
5. Step 5: Solve for x
   x = 3,132,775,320.73/64,826.50
6. Step 6: Final answer
   x = 48,325.54