Finding the Fourth Proportional to 5,191.48, 7,164.32 and 2,953.37

Step by Step Solution

1. Step 1: Write the proportion equation
   5,191.48 : 7,164.32 = 2,953.37 : x
2. Step 2: Convert to fraction form
   5,191.48/7,164.32 = 2,953.37/x
3. Step 3: Cross multiply
   5,191.48x = 7,164.32 × 2,953.37
4. Step 4: Simplify right side
   5,191.48x = 21,158,850.60
5. Step 5: Solve for x
   x = 21,158,850.60/5,191.48
6. Step 6: Final answer
   x = 4,075.69