Finding the Fourth Proportional to 9,681.60, 13,359.83 and 5,432.08

Step by Step Solution

1. Step 1: Write the proportion equation
   9,681.60 : 13,359.83 = 5,432.08 : x
2. Step 2: Convert to fraction form
   9,681.60/13,359.83 = 5,432.08/x
3. Step 3: Cross multiply
   9,681.60x = 13,359.83 × 5,432.08
4. Step 4: Simplify right side
   9,681.60x = 72,571,571.39
5. Step 5: Solve for x
   x = 72,571,571.39/9,681.60
6. Step 6: Final answer
   x = 7,495.82