Finding the Fourth Proportional to 9,878.95, 14,822.52 and 4,329.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,878.95 : 14,822.52 = 4,329.42 : x
2. Step 2: Convert to fraction form
   9,878.95/14,822.52 = 4,329.42/x
3. Step 3: Cross multiply
   9,878.95x = 14,822.52 × 4,329.42
4. Step 4: Simplify right side
   9,878.95x = 64,172,914.54
5. Step 5: Solve for x
   x = 64,172,914.54/9,878.95
6. Step 6: Final answer
   x = 6,495.92