Finding the Fourth Proportional to 10,308.08, 14,225.20 and 5,592.40

Step by Step Solution

1. Step 1: Write the proportion equation
   10,308.08 : 14,225.20 = 5,592.40 : x
2. Step 2: Convert to fraction form
   10,308.08/14,225.20 = 5,592.40/x
3. Step 3: Cross multiply
   10,308.08x = 14,225.20 × 5,592.40
4. Step 4: Simplify right side
   10,308.08x = 79,552,958.94
5. Step 5: Solve for x
   x = 79,552,958.94/10,308.08
6. Step 6: Final answer
   x = 7,717.53