Finding the Fourth Proportional to 4,820.09, 7,230.71 and 1,357.34

Step by Step Solution

1. Step 1: Write the proportion equation
   4,820.09 : 7,230.71 = 1,357.34 : x
2. Step 2: Convert to fraction form
   4,820.09/7,230.71 = 1,357.34/x
3. Step 3: Cross multiply
   4,820.09x = 7,230.71 × 1,357.34
4. Step 4: Simplify right side
   4,820.09x = 9,814,499.15
5. Step 5: Solve for x
   x = 9,814,499.15/4,820.09
6. Step 6: Final answer
   x = 2,036.17