Finding the Fourth Proportional to 9,143.76, 12,618.46 and 4,952.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,143.76 : 12,618.46 = 4,952.10 : x
2. Step 2: Convert to fraction form
   9,143.76/12,618.46 = 4,952.10/x
3. Step 3: Cross multiply
   9,143.76x = 12,618.46 × 4,952.10
4. Step 4: Simplify right side
   9,143.76x = 62,487,875.77
5. Step 5: Solve for x
   x = 62,487,875.77/9,143.76
6. Step 6: Final answer
   x = 6,833.94