Finding the Fourth Proportional to 12,635.50, 17,437.35 and 7,046.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,635.50 : 17,437.35 = 7,046.86 : x
2. Step 2: Convert to fraction form
   12,635.50/17,437.35 = 7,046.86/x
3. Step 3: Cross multiply
   12,635.50x = 17,437.35 × 7,046.86
4. Step 4: Simplify right side
   12,635.50x = 122,878,564.22
5. Step 5: Solve for x
   x = 122,878,564.22/12,635.50
6. Step 6: Final answer
   x = 9,724.87