Finding the Fourth Proportional to 10,250.47, 14,145.70 and 5,774.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,250.47 : 14,145.70 = 5,774.31 : x
2. Step 2: Convert to fraction form
   10,250.47/14,145.70 = 5,774.31/x
3. Step 3: Cross multiply
   10,250.47x = 14,145.70 × 5,774.31
4. Step 4: Simplify right side
   10,250.47x = 81,681,656.97
5. Step 5: Solve for x
   x = 81,681,656.97/10,250.47
6. Step 6: Final answer
   x = 7,968.58