Finding the Fourth Proportional to 3,342.72, 5,012.58 and 1,151.64

Step by Step Solution

1. Step 1: Write the proportion equation
   3,342.72 : 5,012.58 = 1,151.64 : x
2. Step 2: Convert to fraction form
   3,342.72/5,012.58 = 1,151.64/x
3. Step 3: Cross multiply
   3,342.72x = 5,012.58 × 1,151.64
4. Step 4: Simplify right side
   3,342.72x = 5,772,687.63
5. Step 5: Solve for x
   x = 5,772,687.63/3,342.72
6. Step 6: Final answer
   x = 1,726.94