Finding the Fourth Proportional to 10,503.91, 14,495.10 and 5,788.09

Step by Step Solution

1. Step 1: Write the proportion equation
   10,503.91 : 14,495.10 = 5,788.09 : x
2. Step 2: Convert to fraction form
   10,503.91/14,495.10 = 5,788.09/x
3. Step 3: Cross multiply
   10,503.91x = 14,495.10 × 5,788.09
4. Step 4: Simplify right side
   10,503.91x = 83,898,870.88
5. Step 5: Solve for x
   x = 83,898,870.88/10,503.91
6. Step 6: Final answer
   x = 7,987.40