Finding the Fourth Proportional to 9,602.17, 13,251.05 and 5,353.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,602.17 : 13,251.05 = 5,353.50 : x
2. Step 2: Convert to fraction form
   9,602.17/13,251.05 = 5,353.50/x
3. Step 3: Cross multiply
   9,602.17x = 13,251.05 × 5,353.50
4. Step 4: Simplify right side
   9,602.17x = 70,939,509.56
5. Step 5: Solve for x
   x = 70,939,509.56/9,602.17
6. Step 6: Final answer
   x = 7,387.86