Finding the Fourth Proportional to 13,100.09, 19,650.35 and 7,293.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,100.09 : 19,650.35 = 7,293.61 : x
2. Step 2: Convert to fraction form
   13,100.09/19,650.35 = 7,293.61/x
3. Step 3: Cross multiply
   13,100.09x = 19,650.35 × 7,293.61
4. Step 4: Simplify right side
   13,100.09x = 143,321,903.67
5. Step 5: Solve for x
   x = 143,321,903.67/13,100.09
6. Step 6: Final answer
   x = 10,940.53