Finding the Fourth Proportional to 10,783.68, 14,886.09 and 7,425.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,783.68 : 14,886.09 = 7,425.42 : x
2. Step 2: Convert to fraction form
   10,783.68/14,886.09 = 7,425.42/x
3. Step 3: Cross multiply
   10,783.68x = 14,886.09 × 7,425.42
4. Step 4: Simplify right side
   10,783.68x = 110,535,470.41
5. Step 5: Solve for x
   x = 110,535,470.41/10,783.68
6. Step 6: Final answer
   x = 10,250.26