Finding the Fourth Proportional to 9,302.57, 12,837.57 and 5,473.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,302.57 : 12,837.57 = 5,473.22 : x
2. Step 2: Convert to fraction form
   9,302.57/12,837.57 = 5,473.22/x
3. Step 3: Cross multiply
   9,302.57x = 12,837.57 × 5,473.22
4. Step 4: Simplify right side
   9,302.57x = 70,262,844.88
5. Step 5: Solve for x
   x = 70,262,844.88/9,302.57
6. Step 6: Final answer
   x = 7,553.06