Finding the Fourth Proportional to 9,097.22, 12,553.49 and 5,117.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,097.22 : 12,553.49 = 5,117.57 : x
2. Step 2: Convert to fraction form
   9,097.22/12,553.49 = 5,117.57/x
3. Step 3: Cross multiply
   9,097.22x = 12,553.49 × 5,117.57
4. Step 4: Simplify right side
   9,097.22x = 64,243,301.05
5. Step 5: Solve for x
   x = 64,243,301.05/9,097.22
6. Step 6: Final answer
   x = 7,061.86