Finding the Fourth Proportional to 12,620.58, 17,411.04 and 7,313.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,620.58 : 17,411.04 = 7,313.46 : x
2. Step 2: Convert to fraction form
   12,620.58/17,411.04 = 7,313.46/x
3. Step 3: Cross multiply
   12,620.58x = 17,411.04 × 7,313.46
4. Step 4: Simplify right side
   12,620.58x = 127,334,944.60
5. Step 5: Solve for x
   x = 127,334,944.60/12,620.58
6. Step 6: Final answer
   x = 10,089.47