Finding the Fourth Proportional to 9,602.51, 13,251.60 and 5,353.45

Step by Step Solution

1. Step 1: Write the proportion equation
   9,602.51 : 13,251.60 = 5,353.45 : x
2. Step 2: Convert to fraction form
   9,602.51/13,251.60 = 5,353.45/x
3. Step 3: Cross multiply
   9,602.51x = 13,251.60 × 5,353.45
4. Step 4: Simplify right side
   9,602.51x = 70,941,778.02
5. Step 5: Solve for x
   x = 70,941,778.02/9,602.51
6. Step 6: Final answer
   x = 7,387.84