Finding the Fourth Proportional to 10,315.30, 14,235.12 and 5,599.58

Step by Step Solution

1. Step 1: Write the proportion equation
   10,315.30 : 14,235.12 = 5,599.58 : x
2. Step 2: Convert to fraction form
   10,315.30/14,235.12 = 5,599.58/x
3. Step 3: Cross multiply
   10,315.30x = 14,235.12 × 5,599.58
4. Step 4: Simplify right side
   10,315.30x = 79,710,693.25
5. Step 5: Solve for x
   x = 79,710,693.25/10,315.30
6. Step 6: Final answer
   x = 7,727.42