Finding the Fourth Proportional to 9,432.51, 13,015.83 and 5,453.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,432.51 : 13,015.83 = 5,453.02 : x
2. Step 2: Convert to fraction form
   9,432.51/13,015.83 = 5,453.02/x
3. Step 3: Cross multiply
   9,432.51x = 13,015.83 × 5,453.02
4. Step 4: Simplify right side
   9,432.51x = 70,975,581.31
5. Step 5: Solve for x
   x = 70,975,581.31/9,432.51
6. Step 6: Final answer
   x = 7,524.57