Finding the Fourth Proportional to 3,561.86, 4,916.48 and 2,069.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.86 : 4,916.48 = 2,069.48 : x
2. Step 2: Convert to fraction form
   3,561.86/4,916.48 = 2,069.48/x
3. Step 3: Cross multiply
   3,561.86x = 4,916.48 × 2,069.48
4. Step 4: Simplify right side
   3,561.86x = 10,174,522.10
5. Step 5: Solve for x
   x = 10,174,522.10/3,561.86
6. Step 6: Final answer
   x = 2,856.52