Finding the Fourth Proportional to 9,591.59, 14,387.15 and 2,928.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,591.59 : 14,387.15 = 2,928.07 : x
2. Step 2: Convert to fraction form
   9,591.59/14,387.15 = 2,928.07/x
3. Step 3: Cross multiply
   9,591.59x = 14,387.15 × 2,928.07
4. Step 4: Simplify right side
   9,591.59x = 42,126,607.60
5. Step 5: Solve for x
   x = 42,126,607.60/9,591.59
6. Step 6: Final answer
   x = 4,392.03