Finding the Fourth Proportional to 9,756.43, 14,622.89 and 5,599.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,756.43 : 14,622.89 = 5,599.30 : x
2. Step 2: Convert to fraction form
   9,756.43/14,622.89 = 5,599.30/x
3. Step 3: Cross multiply
   9,756.43x = 14,622.89 × 5,599.30
4. Step 4: Simplify right side
   9,756.43x = 81,877,947.98
5. Step 5: Solve for x
   x = 81,877,947.98/9,756.43
6. Step 6: Final answer
   x = 8,392.20