Finding the Fourth Proportional to 10,371.42, 14,312.34 and 5,655.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,371.42 : 14,312.34 = 5,655.60 : x
2. Step 2: Convert to fraction form
   10,371.42/14,312.34 = 5,655.60/x
3. Step 3: Cross multiply
   10,371.42x = 14,312.34 × 5,655.60
4. Step 4: Simplify right side
   10,371.42x = 80,944,870.10
5. Step 5: Solve for x
   x = 80,944,870.10/10,371.42
6. Step 6: Final answer
   x = 7,804.61