Finding the Fourth Proportional to 10,503.89, 14,495.30 and 5,788.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,503.89 : 14,495.30 = 5,788.18 : x
2. Step 2: Convert to fraction form
   10,503.89/14,495.30 = 5,788.18/x
3. Step 3: Cross multiply
   10,503.89x = 14,495.30 × 5,788.18
4. Step 4: Simplify right side
   10,503.89x = 83,901,383.79
5. Step 5: Solve for x
   x = 83,901,383.79/10,503.89
6. Step 6: Final answer
   x = 7,987.65