Finding the Fourth Proportional to 10,385.03, 14,331.39 and 5,669.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,385.03 : 14,331.39 = 5,669.35 : x
2. Step 2: Convert to fraction form
   10,385.03/14,331.39 = 5,669.35/x
3. Step 3: Cross multiply
   10,385.03x = 14,331.39 × 5,669.35
4. Step 4: Simplify right side
   10,385.03x = 81,249,665.90
5. Step 5: Solve for x
   x = 81,249,665.90/10,385.03
6. Step 6: Final answer
   x = 7,823.73