Finding the Fourth Proportional to 9,457.82, 13,055.82 and 5,920.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,457.82 : 13,055.82 = 5,920.28 : x
2. Step 2: Convert to fraction form
   9,457.82/13,055.82 = 5,920.28/x
3. Step 3: Cross multiply
   9,457.82x = 13,055.82 × 5,920.28
4. Step 4: Simplify right side
   9,457.82x = 77,294,110.03
5. Step 5: Solve for x
   x = 77,294,110.03/9,457.82
6. Step 6: Final answer
   x = 8,172.51