Finding the Fourth Proportional to 3,368.69, 5,053.85 and 1,147.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,368.69 : 5,053.85 = 1,147.50 : x
2. Step 2: Convert to fraction form
   3,368.69/5,053.85 = 1,147.50/x
3. Step 3: Cross multiply
   3,368.69x = 5,053.85 × 1,147.50
4. Step 4: Simplify right side
   3,368.69x = 5,799,292.88
5. Step 5: Solve for x
   x = 5,799,292.88/3,368.69
6. Step 6: Final answer
   x = 1,721.53