Finding the Fourth Proportional to 10,843.78, 14,966.06 and 7,873.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,843.78 : 14,966.06 = 7,873.10 : x
2. Step 2: Convert to fraction form
   10,843.78/14,966.06 = 7,873.10/x
3. Step 3: Cross multiply
   10,843.78x = 14,966.06 × 7,873.10
4. Step 4: Simplify right side
   10,843.78x = 117,829,286.99
5. Step 5: Solve for x
   x = 117,829,286.99/10,843.78
6. Step 6: Final answer
   x = 10,866.07