Finding the Fourth Proportional to 12,434.94, 17,157.25 and 7,056.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,434.94 : 17,157.25 = 7,056.18 : x
2. Step 2: Convert to fraction form
   12,434.94/17,157.25 = 7,056.18/x
3. Step 3: Cross multiply
   12,434.94x = 17,157.25 × 7,056.18
4. Step 4: Simplify right side
   12,434.94x = 121,064,644.31
5. Step 5: Solve for x
   x = 121,064,644.31/12,434.94
6. Step 6: Final answer
   x = 9,735.84