Finding the Fourth Proportional to 9,142.77, 12,617.06 and 4,951.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,142.77 : 12,617.06 = 4,951.02 : x
2. Step 2: Convert to fraction form
   9,142.77/12,617.06 = 4,951.02/x
3. Step 3: Cross multiply
   9,142.77x = 12,617.06 × 4,951.02
4. Step 4: Simplify right side
   9,142.77x = 62,467,291.65
5. Step 5: Solve for x
   x = 62,467,291.65/9,142.77
6. Step 6: Final answer
   x = 6,832.43