Finding the Fourth Proportional to 3,253.17, 4,878.69 and 1,061.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,253.17 : 4,878.69 = 1,061.37 : x
2. Step 2: Convert to fraction form
   3,253.17/4,878.69 = 1,061.37/x
3. Step 3: Cross multiply
   3,253.17x = 4,878.69 × 1,061.37
4. Step 4: Simplify right side
   3,253.17x = 5,178,095.21
5. Step 5: Solve for x
   x = 5,178,095.21/3,253.17
6. Step 6: Final answer
   x = 1,591.71