Finding the Fourth Proportional to 12,505.97, 17,261.32 and 7,473.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,505.97 : 17,261.32 = 7,473.18 : x
2. Step 2: Convert to fraction form
   12,505.97/17,261.32 = 7,473.18/x
3. Step 3: Cross multiply
   12,505.97x = 17,261.32 × 7,473.18
4. Step 4: Simplify right side
   12,505.97x = 128,996,908.26
5. Step 5: Solve for x
   x = 128,996,908.26/12,505.97
6. Step 6: Final answer
   x = 10,314.83