Finding the Fourth Proportional to 9,741.95, 13,443.09 and 5,492.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,741.95 : 13,443.09 = 5,492.78 : x
2. Step 2: Convert to fraction form
   9,741.95/13,443.09 = 5,492.78/x
3. Step 3: Cross multiply
   9,741.95x = 13,443.09 × 5,492.78
4. Step 4: Simplify right side
   9,741.95x = 73,839,935.89
5. Step 5: Solve for x
   x = 73,839,935.89/9,741.95
6. Step 6: Final answer
   x = 7,579.58