Finding the Fourth Proportional to 7,068.33, 10,602.54 and 3,171.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,068.33 : 10,602.54 = 3,171.78 : x
2. Step 2: Convert to fraction form
   7,068.33/10,602.54 = 3,171.78/x
3. Step 3: Cross multiply
   7,068.33x = 10,602.54 × 3,171.78
4. Step 4: Simplify right side
   7,068.33x = 33,628,924.32
5. Step 5: Solve for x
   x = 33,628,924.32/7,068.33
6. Step 6: Final answer
   x = 4,757.69