Finding the Fourth Proportional to 6,899.42, 10,349.01 and 1,705.22

Step by Step Solution

1. Step 1: Write the proportion equation
   6,899.42 : 10,349.01 = 1,705.22 : x
2. Step 2: Convert to fraction form
   6,899.42/10,349.01 = 1,705.22/x
3. Step 3: Cross multiply
   6,899.42x = 10,349.01 × 1,705.22
4. Step 4: Simplify right side
   6,899.42x = 17,647,338.83
5. Step 5: Solve for x
   x = 17,647,338.83/6,899.42
6. Step 6: Final answer
   x = 2,557.80