Finding the Fourth Proportional to 46,578.78, 64,353.87 and 32,494.50

Step by Step Solution

1. Step 1: Write the proportion equation
   46,578.78 : 64,353.87 = 32,494.50 : x
2. Step 2: Convert to fraction form
   46,578.78/64,353.87 = 32,494.50/x
3. Step 3: Cross multiply
   46,578.78x = 64,353.87 × 32,494.50
4. Step 4: Simplify right side
   46,578.78x = 2,091,146,828.72
5. Step 5: Solve for x
   x = 2,091,146,828.72/46,578.78
6. Step 6: Final answer
   x = 44,894.84