Finding the Fourth Proportional to 10,475.43, 14,448.55 and 7,112.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,475.43 : 14,448.55 = 7,112.41 : x
2. Step 2: Convert to fraction form
   10,475.43/14,448.55 = 7,112.41/x
3. Step 3: Cross multiply
   10,475.43x = 14,448.55 × 7,112.41
4. Step 4: Simplify right side
   10,475.43x = 102,763,968.08
5. Step 5: Solve for x
   x = 102,763,968.08/10,475.43
6. Step 6: Final answer
   x = 9,810.00