Finding the Fourth Proportional to 12,460.20, 17,195.46 and 7,156.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,460.20 : 17,195.46 = 7,156.08 : x
2. Step 2: Convert to fraction form
   12,460.20/17,195.46 = 7,156.08/x
3. Step 3: Cross multiply
   12,460.20x = 17,195.46 × 7,156.08
4. Step 4: Simplify right side
   12,460.20x = 123,052,087.40
5. Step 5: Solve for x
   x = 123,052,087.40/12,460.20
6. Step 6: Final answer
   x = 9,875.61