Finding the Fourth Proportional to 9,945.78, 14,916.84 and 4,022.35

Step by Step Solution

1. Step 1: Write the proportion equation
   9,945.78 : 14,916.84 = 4,022.35 : x
2. Step 2: Convert to fraction form
   9,945.78/14,916.84 = 4,022.35/x
3. Step 3: Cross multiply
   9,945.78x = 14,916.84 × 4,022.35
4. Step 4: Simplify right side
   9,945.78x = 60,000,751.37
5. Step 5: Solve for x
   x = 60,000,751.37/9,945.78
6. Step 6: Final answer
   x = 6,032.78