Finding the Fourth Proportional to 10,371.09, 14,312.12 and 5,655.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,371.09 : 14,312.12 = 5,655.45 : x
2. Step 2: Convert to fraction form
   10,371.09/14,312.12 = 5,655.45/x
3. Step 3: Cross multiply
   10,371.09x = 14,312.12 × 5,655.45
4. Step 4: Simplify right side
   10,371.09x = 80,941,450.78
5. Step 5: Solve for x
   x = 80,941,450.78/10,371.09
6. Step 6: Final answer
   x = 7,804.53