Finding the Fourth Proportional to 3,642.42, 5,470.92 and 3,554.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642.42 : 5,470.92 = 3,554.94 : x
2. Step 2: Convert to fraction form
   3,642.42/5,470.92 = 3,554.94/x
3. Step 3: Cross multiply
   3,642.42x = 5,470.92 × 3,554.94
4. Step 4: Simplify right side
   3,642.42x = 19,448,792.34
5. Step 5: Solve for x
   x = 19,448,792.34/3,642.42
6. Step 6: Final answer
   x = 5,339.52