Finding the Fourth Proportional to 9,536.25, 13,160.84 and 5,345.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,536.25 : 13,160.84 = 5,345.31 : x
2. Step 2: Convert to fraction form
   9,536.25/13,160.84 = 5,345.31/x
3. Step 3: Cross multiply
   9,536.25x = 13,160.84 × 5,345.31
4. Step 4: Simplify right side
   9,536.25x = 70,348,769.66
5. Step 5: Solve for x
   x = 70,348,769.66/9,536.25
6. Step 6: Final answer
   x = 7,376.98