Finding the Fourth Proportional to 17,945.31, 26,919.35 and 5,466.39

Step by Step Solution

1. Step 1: Write the proportion equation
   17,945.31 : 26,919.35 = 5,466.39 : x
2. Step 2: Convert to fraction form
   17,945.31/26,919.35 = 5,466.39/x
3. Step 3: Cross multiply
   17,945.31x = 26,919.35 × 5,466.39
4. Step 4: Simplify right side
   17,945.31x = 147,151,638.31
5. Step 5: Solve for x
   x = 147,151,638.31/17,945.31
6. Step 6: Final answer
   x = 8,200.01