Finding the Fourth Proportional to 10,372.72, 14,314.32 and 5,656.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,372.72 : 14,314.32 = 5,656.98 : x
2. Step 2: Convert to fraction form
   10,372.72/14,314.32 = 5,656.98/x
3. Step 3: Cross multiply
   10,372.72x = 14,314.32 × 5,656.98
4. Step 4: Simplify right side
   10,372.72x = 80,975,821.95
5. Step 5: Solve for x
   x = 80,975,821.95/10,372.72
6. Step 6: Final answer
   x = 7,806.61