Finding the Fourth Proportional to 9,435.76, 14,155.72 and 3,592.40

Step by Step Solution

1. Step 1: Write the proportion equation
   9,435.76 : 14,155.72 = 3,592.40 : x
2. Step 2: Convert to fraction form
   9,435.76/14,155.72 = 3,592.40/x
3. Step 3: Cross multiply
   9,435.76x = 14,155.72 × 3,592.40
4. Step 4: Simplify right side
   9,435.76x = 50,853,008.53
5. Step 5: Solve for x
   x = 50,853,008.53/9,435.76
6. Step 6: Final answer
   x = 5,389.39