Finding the Fourth Proportional to 64,886.52, 89,543.12 and 35,078.52

Step by Step Solution

1. Step 1: Write the proportion equation
   64,886.52 : 89,543.12 = 35,078.52 : x
2. Step 2: Convert to fraction form
   64,886.52/89,543.12 = 35,078.52/x
3. Step 3: Cross multiply
   64,886.52x = 89,543.12 × 35,078.52
4. Step 4: Simplify right side
   64,886.52x = 3,141,040,125.78
5. Step 5: Solve for x
   x = 3,141,040,125.78/64,886.52
6. Step 6: Final answer
   x = 48,408.21