Finding the Fourth Proportional to 10,045.98, 13,865.06 and 9,603.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,045.98 : 13,865.06 = 9,603.04 : x
2. Step 2: Convert to fraction form
   10,045.98/13,865.06 = 9,603.04/x
3. Step 3: Cross multiply
   10,045.98x = 13,865.06 × 9,603.04
4. Step 4: Simplify right side
   10,045.98x = 133,146,725.78
5. Step 5: Solve for x
   x = 133,146,725.78/10,045.98
6. Step 6: Final answer
   x = 13,253.73