Finding the Fourth Proportional to 9,109.08, 13,650.42 and 4,945.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,109.08 : 13,650.42 = 4,945.56 : x
2. Step 2: Convert to fraction form
   9,109.08/13,650.42 = 4,945.56/x
3. Step 3: Cross multiply
   9,109.08x = 13,650.42 × 4,945.56
4. Step 4: Simplify right side
   9,109.08x = 67,508,971.14
5. Step 5: Solve for x
   x = 67,508,971.14/9,109.08
6. Step 6: Final answer
   x = 7,411.17