Finding the Fourth Proportional to 11,752.25, 17,626.49 and 3,430.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,752.25 : 17,626.49 = 3,430.31 : x
2. Step 2: Convert to fraction form
   11,752.25/17,626.49 = 3,430.31/x
3. Step 3: Cross multiply
   11,752.25x = 17,626.49 × 3,430.31
4. Step 4: Simplify right side
   11,752.25x = 60,464,307.76
5. Step 5: Solve for x
   x = 60,464,307.76/11,752.25
6. Step 6: Final answer
   x = 5,144.91