Finding the Fourth Proportional to 6,886.72, 10,330.69 and 2,503.00

Step by Step Solution

1. Step 1: Write the proportion equation
   6,886.72 : 10,330.69 = 2,503.00 : x
2. Step 2: Convert to fraction form
   6,886.72/10,330.69 = 2,503.00/x
3. Step 3: Cross multiply
   6,886.72x = 10,330.69 × 2,503.00
4. Step 4: Simplify right side
   6,886.72x = 25,857,728.42
5. Step 5: Solve for x
   x = 25,857,728.42/6,886.72
6. Step 6: Final answer
   x = 3,754.72