Finding the Fourth Proportional to 64,826.51, 89,460.45 and 35,018.51

Step by Step Solution

1. Step 1: Write the proportion equation
   64,826.51 : 89,460.45 = 35,018.51 : x
2. Step 2: Convert to fraction form
   64,826.51/89,460.45 = 35,018.51/x
3. Step 3: Cross multiply
   64,826.51x = 89,460.45 × 35,018.51
4. Step 4: Simplify right side
   64,826.51x = 3,132,771,662.93
5. Step 5: Solve for x
   x = 3,132,771,662.93/64,826.51
6. Step 6: Final answer
   x = 48,325.47