Finding the Fourth Proportional to 9,965.40, 14,920.41 and 5,020.04

Step by Step Solution

1. Step 1: Write the proportion equation
   9,965.40 : 14,920.41 = 5,020.04 : x
2. Step 2: Convert to fraction form
   9,965.40/14,920.41 = 5,020.04/x
3. Step 3: Cross multiply
   9,965.40x = 14,920.41 × 5,020.04
4. Step 4: Simplify right side
   9,965.40x = 74,901,055.02
5. Step 5: Solve for x
   x = 74,901,055.02/9,965.40
6. Step 6: Final answer
   x = 7,516.12