Finding the Fourth Proportional to 10,089.69, 13,924.11 and 5,552.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,089.69 : 13,924.11 = 5,552.55 : x
2. Step 2: Convert to fraction form
   10,089.69/13,924.11 = 5,552.55/x
3. Step 3: Cross multiply
   10,089.69x = 13,924.11 × 5,552.55
4. Step 4: Simplify right side
   10,089.69x = 77,314,316.98
5. Step 5: Solve for x
   x = 77,314,316.98/10,089.69
6. Step 6: Final answer
   x = 7,662.70