Finding the Fourth Proportional to 146,272.50, 219,408.78 and 35,464.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,272.50 : 219,408.78 = 35,464.50 : x
2. Step 2: Convert to fraction form
   146,272.50/219,408.78 = 35,464.50/x
3. Step 3: Cross multiply
   146,272.50x = 219,408.78 × 35,464.50
4. Step 4: Simplify right side
   146,272.50x = 7,781,222,678.31
5. Step 5: Solve for x
   x = 7,781,222,678.31/146,272.50
6. Step 6: Final answer
   x = 53,196.76