Finding the Fourth Proportional to 10,504.53, 14,496.90 and 5,788.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,504.53 : 14,496.90 = 5,788.80 : x
2. Step 2: Convert to fraction form
   10,504.53/14,496.90 = 5,788.80/x
3. Step 3: Cross multiply
   10,504.53x = 14,496.90 × 5,788.80
4. Step 4: Simplify right side
   10,504.53x = 83,919,654.72
5. Step 5: Solve for x
   x = 83,919,654.72/10,504.53
6. Step 6: Final answer
   x = 7,988.90