Finding the Fourth Proportional to 11,690.61, 17,542.83 and 4,300.25

Step by Step Solution

1. Step 1: Write the proportion equation
   11,690.61 : 17,542.83 = 4,300.25 : x
2. Step 2: Convert to fraction form
   11,690.61/17,542.83 = 4,300.25/x
3. Step 3: Cross multiply
   11,690.61x = 17,542.83 × 4,300.25
4. Step 4: Simplify right side
   11,690.61x = 75,438,598.56
5. Step 5: Solve for x
   x = 75,438,598.56/11,690.61
6. Step 6: Final answer
   x = 6,452.92