Finding the Fourth Proportional to 10,374.48, 14,316.72 and 5,658.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,374.48 : 14,316.72 = 5,658.72 : x
2. Step 2: Convert to fraction form
   10,374.48/14,316.72 = 5,658.72/x
3. Step 3: Cross multiply
   10,374.48x = 14,316.72 × 5,658.72
4. Step 4: Simplify right side
   10,374.48x = 81,014,309.80
5. Step 5: Solve for x
   x = 81,014,309.80/10,374.48
6. Step 6: Final answer
   x = 7,809.00