Finding the Fourth Proportional to 12,434.58, 17,156.61 and 7,397.46

Step by Step Solution

1. Step 1: Write the proportion equation
   12,434.58 : 17,156.61 = 7,397.46 : x
2. Step 2: Convert to fraction form
   12,434.58/17,156.61 = 7,397.46/x
3. Step 3: Cross multiply
   12,434.58x = 17,156.61 × 7,397.46
4. Step 4: Simplify right side
   12,434.58x = 126,915,336.21
5. Step 5: Solve for x
   x = 126,915,336.21/12,434.58
6. Step 6: Final answer
   x = 10,206.64