Finding the Fourth Proportional to 18,333.06, 25,300.18 and 10,778

Step by Step Solution

1. Step 1: Write the proportion equation
   18,333.06 : 25,300.18 = 10,778 : x
2. Step 2: Convert to fraction form
   18,333.06/25,300.18 = 10,778/x
3. Step 3: Cross multiply
   18,333.06x = 25,300.18 × 10,778
4. Step 4: Simplify right side
   18,333.06x = 272,685,340.04
5. Step 5: Solve for x
   x = 272,685,340.04/18,333.06
6. Step 6: Final answer
   x = 14,873.97