Finding the Fourth Proportional to 9,624.98, 13,280.56 and 5,432.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,624.98 : 13,280.56 = 5,432.42 : x
2. Step 2: Convert to fraction form
   9,624.98/13,280.56 = 5,432.42/x
3. Step 3: Cross multiply
   9,624.98x = 13,280.56 × 5,432.42
4. Step 4: Simplify right side
   9,624.98x = 72,145,579.76
5. Step 5: Solve for x
   x = 72,145,579.76/9,624.98
6. Step 6: Final answer
   x = 7,495.66