Finding the Fourth Proportional to 7,684.29, 10,603.89 and 4,327.20

Step by Step Solution

1. Step 1: Write the proportion equation
   7,684.29 : 10,603.89 = 4,327.20 : x
2. Step 2: Convert to fraction form
   7,684.29/10,603.89 = 4,327.20/x
3. Step 3: Cross multiply
   7,684.29x = 10,603.89 × 4,327.20
4. Step 4: Simplify right side
   7,684.29x = 45,885,152.81
5. Step 5: Solve for x
   x = 45,885,152.81/7,684.29
6. Step 6: Final answer
   x = 5,971.29