Finding the Fourth Proportional to 10,042.89, 14,974.54 and 9,767.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,042.89 : 14,974.54 = 9,767.02 : x
2. Step 2: Convert to fraction form
   10,042.89/14,974.54 = 9,767.02/x
3. Step 3: Cross multiply
   10,042.89x = 14,974.54 × 9,767.02
4. Step 4: Simplify right side
   10,042.89x = 146,256,631.67
5. Step 5: Solve for x
   x = 146,256,631.67/10,042.89
6. Step 6: Final answer
   x = 14,563.20